11398401572 has 12 divisors (see below), whose sum is σ = 20069579376. Its totient is φ = 5664236040.

The previous prime is 11398401523. The next prime is 11398401611. The reversal of 11398401572 is 27510489311.

11398401572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8740454 + ... + 8741757.

It is an arithmetic number, because the mean of its divisors is an integer number (1672464948).

Almost surely, 2^11398401572 is an apocalyptic number.

It is an amenable number.

11398401572 is a deficient number, since it is larger than the sum of its proper divisors (8671177804).

11398401572 is a wasteful number, since it uses less digits than its factorization.

11398401572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17482378 (or 17482376 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 41.

The spelling of 11398401572 in words is "eleven billion, three hundred ninety-eight million, four hundred one thousand, five hundred seventy-two".