32129439216057 has 12 divisors (see below), whose sum is σ = 46409274160704. Its totient is φ = 21419587290840.

The previous prime is 32129439216029. The next prime is 32129439216137. The reversal of 32129439216057 is 75061293492123.

It is a happy number.

32129439216057 is a `hidden beast` number, since 3 + 2 + 1 + 2 + 9 + 4 + 3 + 9 + 21 + 605 + 7 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-32129439216057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32129439215994 and 32129439216012.

It is not an unprimeable number, because it can be changed into a prime (32129439216557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2542708 + ... + 8409770.

It is an arithmetic number, because the mean of its divisors is an integer number (3867439513392).

Almost surely, 2^{32129439216057} is an apocalyptic number.

It is an amenable number.

32129439216057 is a deficient number, since it is larger than the sum of its proper divisors (14279834944647).

32129439216057 is a wasteful number, since it uses less digits than its factorization.

32129439216057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6475540 (or 6475537 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 32129439216057 in words is "thirty-two trillion, one hundred twenty-nine billion, four hundred thirty-nine million, two hundred sixteen thousand, fifty-seven".