104206131528 has 32 divisors (see below), whose sum is σ = 261633434400. Its totient is φ = 34586296448.

The previous prime is 104206131479. The next prime is 104206131551. The reversal of 104206131528 is 825131602401.

It is a super-2 number, since 2×104206131528² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9311838 + ... + 9323021.

It is an arithmetic number, because the mean of its divisors is an integer number (8176044825).

Almost surely, 2^104206131528 is an apocalyptic number.

It is an amenable number.

104206131528 is an abundant number, since it is smaller than the sum of its proper divisors (157427302872).

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

104206131528 is a wasteful number, since it uses less digits than its factorization.

104206131528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18635101 (or 18635097 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

Adding to 104206131528 its reverse (825131602401), we get a palindrome (929337733929).

The spelling of 104206131528 in words is "one hundred four billion, two hundred six million, one hundred thirty-one thousand, five hundred twenty-eight".