104111515240 has 32 divisors (see below), whose sum is σ = 234794453760. Its totient is φ = 41547976000.

The previous prime is 104111515223. The next prime is 104111515267. The reversal of 104111515240 is 42515111401.

It is a happy number.

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, 3002236 + ... + 3036715.

It is an arithmetic number, because the mean of its divisors is an integer number (7337326680).

Almost surely, 2^104111515240 is an apocalyptic number.

104111515240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104111515240 is an abundant number, since it is smaller than the sum of its proper divisors (130682938520).

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

104111515240 is a wasteful number, since it uses less digits than its factorization.

104111515240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6039393 (or 6039389 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 104111515240 its reverse (42515111401), we get a palindrome (146626626641).

The spelling of 104111515240 in words is "one hundred four billion, one hundred eleven million, five hundred fifteen thousand, two hundred forty".