11388155010 has 32 divisors (see below), whose sum is σ = 27602188992. Its totient is φ = 3006772800.

The previous prime is 11388154969. The next prime is 11388155017. The reversal of 11388155010 is 1055188311.

It is not an unprimeable number, because it can be changed into a prime (11388155017) 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, 1876204 + ... + 1882263.

It is an arithmetic number, because the mean of its divisors is an integer number (862568406).

Almost surely, 2^11388155010 is an apocalyptic number.

11388155010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11388155010 is an abundant number, since it is smaller than the sum of its proper divisors (16214033982).

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

11388155010 is a wasteful number, since it uses less digits than its factorization.

11388155010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3758578.

The product of its (nonzero) digits is 4800, while the sum is 33.

The spelling of 11388155010 in words is "eleven billion, three hundred eighty-eight million, one hundred fifty-five thousand, ten".