11888900004 has 48 divisors (see below), whose sum is σ = 28470693888. Its totient is φ = 3859784448.

The previous prime is 11888899973. The next prime is 11888900017. The reversal of 11888900004 is 40000988811.

It is a happy number.

It is a super-2 number, since 2×11888900004² (a number of 21 digits) contains 22 as substring.

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, 18909 + ... + 155355.

It is an arithmetic number, because the mean of its divisors is an integer number (593139456).

Almost surely, 2^11888900004 is an apocalyptic number.

It is an amenable number.

11888900004 is an abundant number, since it is smaller than the sum of its proper divisors (16581793884).

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

11888900004 is a wasteful number, since it uses less digits than its factorization.

11888900004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136644 (or 136642 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 39.

The spelling of 11888900004 in words is "eleven billion, eight hundred eighty-eight million, nine hundred thousand, four".