11388005700 has 36 divisors (see below), whose sum is σ = 32949297360. Its totient is φ = 3036801440.

The previous prime is 11388005693. The next prime is 11388005771. The reversal of 11388005700 is 750088311.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18979710 + ... + 18980309.

It is an arithmetic number, because the mean of its divisors is an integer number (915258260).

Almost surely, 2^11388005700 is an apocalyptic number.

11388005700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11388005700 is an abundant number, since it is smaller than the sum of its proper divisors (21561291660).

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

11388005700 is a wasteful number, since it uses less digits than its factorization.

11388005700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37960036 (or 37960029 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 33.

The spelling of 11388005700 in words is "eleven billion, three hundred eighty-eight million, five thousand, seven hundred".