104432455257 has 16 divisors (see below), whose sum is σ = 149975992320. Its totient is φ = 64256827392.

The previous prime is 104432455241. The next prime is 104432455261. The reversal of 104432455257 is 752554234401.

It is a happy number.

It is not a de Polignac number, because 104432455257 - 2⁴ = 104432455241 is a prime.

It is a super-2 number, since 2×104432455257² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104432455297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84313 + ... + 464729.

It is an arithmetic number, because the mean of its divisors is an integer number (9373499520).

Almost surely, 2^104432455257 is an apocalyptic number.

It is an amenable number.

104432455257 is a deficient number, since it is larger than the sum of its proper divisors (45543537063).

104432455257 is a wasteful number, since it uses less digits than its factorization.

104432455257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387472.

The product of its (nonzero) digits is 672000, while the sum is 42.

Adding to 104432455257 its reverse (752554234401), we get a palindrome (856986689658).

The spelling of 104432455257 in words is "one hundred four billion, four hundred thirty-two million, four hundred fifty-five thousand, two hundred fifty-seven".