11500285825 has 24 divisors (see below), whose sum is σ = 16605062208. Its totient is φ = 7737113280.

The previous prime is 11500285807. The next prime is 11500285861. The reversal of 11500285825 is 52858200511.

It is not a de Polignac number, because 11500285825 - 2²¹ = 11498188673 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 610687 + ... + 629236.

It is an arithmetic number, because the mean of its divisors is an integer number (691877592).

Almost surely, 2^11500285825 is an apocalyptic number.

It is an amenable number.

11500285825 is a deficient number, since it is larger than the sum of its proper divisors (5104776383).

11500285825 is a wasteful number, since it uses less digits than its factorization.

11500285825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239993 (or 1239988 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 37.

The spelling of 11500285825 in words is "eleven billion, five hundred million, two hundred eighty-five thousand, eight hundred twenty-five".