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58064332649 = 91616338209
BaseRepresentation
bin110110000100111001…
…110110011101101001
312112212121021201022212
4312010321312131221
51422403432121044
642401400054505
74123613453441
oct660471663551
9175777251285
1058064332649
1122696890584
12b305764435
135624718bab
142b4b783121
15179c84ba9e
hexd84e76769

58064332649 has 4 divisors (see below), whose sum is σ = 58070680020. Its totient is φ = 58057985280.

The previous prime is 58064332639. The next prime is 58064332657. The reversal of 58064332649 is 94623346085.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39773122624 + 18291210025 = 199432^2 + 135245^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58064332649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 58064332597 and 58064332606.

It is not an unprimeable number, because it can be changed into a prime (58064332639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3159944 + ... + 3178265.

It is an arithmetic number, because the mean of its divisors is an integer number (14517670005).

Almost surely, 258064332649 is an apocalyptic number.

It is an amenable number.

58064332649 is a deficient number, since it is larger than the sum of its proper divisors (6347371).

58064332649 is an equidigital number, since it uses as much as digits as its factorization.

58064332649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6347370.

The product of its (nonzero) digits is 3732480, while the sum is 50.

The spelling of 58064332649 in words is "fifty-eight billion, sixty-four million, three hundred thirty-two thousand, six hundred forty-nine".

Divisors: 1 9161 6338209 58064332649