57739440339465 has 16 divisors (see below), whose sum is σ = 92383222138368. Its totient is φ = 30794328982656.

The previous prime is 57739440339403. The next prime is 57739440339557. The reversal of 57739440339465 is 56493304493775.

It is not a de Polignac number, because 57739440339465 - 2⁶ = 57739440339401 is a prime.

It is a super-2 number, since 2×57739440339465² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 57739440339465.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12781749 + ... + 16698861.

It is an arithmetic number, because the mean of its divisors is an integer number (5773951383648).

Almost surely, 2^{57739440339465} is an apocalyptic number.

It is an amenable number.

57739440339465 is a deficient number, since it is larger than the sum of its proper divisors (34643781798903).

57739440339465 is a wasteful number, since it uses less digits than its factorization.

57739440339465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4899808.

The product of its (nonzero) digits is 1028764800, while the sum is 69.

The spelling of 57739440339465 in words is "fifty-seven trillion, seven hundred thirty-nine billion, four hundred forty million, three hundred thirty-nine thousand, four hundred sixty-five".