11386778325 has 48 divisors (see below), whose sum is σ = 20316782976. Its totient is φ = 5594054400.

The previous prime is 11386778311. The next prime is 11386778353. The reversal of 11386778325 is 52387768311.

It is not a de Polignac number, because 11386778325 - 2⁴ = 11386778309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 462835 + ... + 486815.

It is an arithmetic number, because the mean of its divisors is an integer number (423266312).

Almost surely, 2^11386778325 is an apocalyptic number.

11386778325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11386778325 is a deficient number, since it is larger than the sum of its proper divisors (8930004651).

11386778325 is a wasteful number, since it uses less digits than its factorization.

11386778325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24494 (or 24489 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 51.

The spelling of 11386778325 in words is "eleven billion, three hundred eighty-six million, seven hundred seventy-eight thousand, three hundred twenty-five".