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65014065541601 = 11536114447126541
BaseRepresentation
bin11101100100001010001000…
…10010000011000111100001
322112012021200000022012010122
432302011010102003013201
532010142301234312401
6350135014400210025
716460053103013521
oct1662050422030741
9275167600265118
1065014065541601
11197963460a3210
1273601b3009915
132a37a529bba27
14120a9aa177681
1577b27205221b
hex3b21444831e1

65014065541601 has 32 divisors (see below), whose sum is σ = 73452929711616. Its totient is φ = 57033501408000.

The previous prime is 65014065541531. The next prime is 65014065541697. The reversal of 65014065541601 is 10614556041056.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-65014065541601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (65014065541301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 513715391 + ... + 513841931.

It is an arithmetic number, because the mean of its divisors is an integer number (2295404053488).

Almost surely, 265014065541601 is an apocalyptic number.

65014065541601 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

65014065541601 is a deficient number, since it is larger than the sum of its proper divisors (8438864170015).

65014065541601 is a wasteful number, since it uses less digits than its factorization.

65014065541601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141113.

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 65014065541601 in words is "sixty-five trillion, fourteen billion, sixty-five million, five hundred forty-one thousand, six hundred one".

Divisors: 1 11 53 61 583 671 3233 14447 35563 126541 158917 765691 881267 1391951 6706673 7719001 8422601 9693937 46707151 73773403 84909011 409107053 513778661 1828137827 4500177583 20109516097 96891304831 111516407447 1065804353141 1226680481917 5910369594691 65014065541601