11504925138 has 32 divisors (see below), whose sum is σ = 26353327104. Its totient is φ = 3280077072.

The previous prime is 11504925097. The next prime is 11504925139. The reversal of 11504925138 is 83152940511.

It is a junction number, because it is equal to n+sod(n) for n = 11504925096 and 11504925105.

It is not an unprimeable number, because it can be changed into a prime (11504925139) 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, 273670 + ... + 312897.

It is an arithmetic number, because the mean of its divisors is an integer number (823541472).

Almost surely, 2^11504925138 is an apocalyptic number.

11504925138 is an abundant number, since it is smaller than the sum of its proper divisors (14848401966).

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

11504925138 is a wasteful number, since it uses less digits than its factorization.

11504925138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587046.

The product of its (nonzero) digits is 43200, while the sum is 39.

The spelling of 11504925138 in words is "eleven billion, five hundred four million, nine hundred twenty-five thousand, one hundred thirty-eight".