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65101055916 = 2231319232633631
BaseRepresentation
bin111100101000010100…
…110100011110101100
320020001000010021222010
4330220110310132230
52031311332242131
645523525321220
74463156562561
oct745024643654
9206030107863
1065101055916
1125677937956
121074a266210
1361a650c080
14321813c868
151a604bbb46
hexf285347ac

65101055916 has 192 divisors, whose sum is σ = 180416839680. Its totient is φ = 18077748480.

The previous prime is 65101055869. The next prime is 65101055927. The reversal of 65101055916 is 61955010156.

65101055916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17927421 + ... + 17931051.

It is an arithmetic number, because the mean of its divisors is an integer number (939671040).

Almost surely, 265101055916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65101055916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90208419840).

65101055916 is an abundant number, since it is smaller than the sum of its proper divisors (115315783764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65101055916 is a wasteful number, since it uses less digits than its factorization.

65101055916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956 (or 3954 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 39.

The spelling of 65101055916 in words is "sixty-five billion, one hundred one million, fifty-five thousand, nine hundred sixteen".