11378574885 has 16 divisors (see below), whose sum is σ = 18210021696. Its totient is φ = 6067139328.

The previous prime is 11378574863. The next prime is 11378574899. The reversal of 11378574885 is 58847587311.

It is a happy number.

It is not a de Polignac number, because 11378574885 - 2⁸ = 11378574629 is a prime.

It is a congruent number.

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, 22399 + ... + 152508.

It is an arithmetic number, because the mean of its divisors is an integer number (1138126356).

Almost surely, 2^11378574885 is an apocalyptic number.

11378574885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11378574885 is a deficient number, since it is larger than the sum of its proper divisors (6831446811).

11378574885 is a wasteful number, since it uses less digits than its factorization.

11378574885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179252.

The product of its digits is 7526400, while the sum is 57.

The spelling of 11378574885 in words is "eleven billion, three hundred seventy-eight million, five hundred seventy-four thousand, eight hundred eighty-five".