104351512331240 has 64 divisors (see below), whose sum is σ = 241687115303760. Its totient is φ = 40530849914880.

The previous prime is 104351512331239. The next prime is 104351512331251. The reversal of 104351512331240 is 42133215153401.

It can be written as a sum of positive squares in 8 ways, for example, as 46669583532196 + 57681928799044 = 6831514^2 + 7594862^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 104351512331240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253518131 + ... + 253929410.

Almost surely, 2^{104351512331240} is an apocalyptic number.

104351512331240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104351512331240 is an abundant number, since it is smaller than the sum of its proper divisors (137335602972520).

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

104351512331240 is a wasteful number, since it uses less digits than its factorization.

104351512331240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507447702 (or 507447698 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 104351512331240 its reverse (42133215153401), we get a palindrome (146484727484641).

The spelling of 104351512331240 in words is "one hundred four trillion, three hundred fifty-one billion, five hundred twelve million, three hundred thirty-one thousand, two hundred forty".