11504552250 has 64 divisors (see below), whose sum is σ = 30226734720. Its totient is φ = 2906409600.

The previous prime is 11504552243. The next prime is 11504552287. The reversal of 11504552250 is 5225540511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 389419 + ... + 417918.

It is an arithmetic number, because the mean of its divisors is an integer number (472292730).

Almost surely, 2^11504552250 is an apocalyptic number.

11504552250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11504552250 is an abundant number, since it is smaller than the sum of its proper divisors (18722182470).

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

11504552250 is a wasteful number, since it uses less digits than its factorization.

11504552250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807376 (or 807366 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 11504552250 in words is "eleven billion, five hundred four million, five hundred fifty-two thousand, two hundred fifty".