11315510472 has 64 divisors (see below), whose sum is σ = 32812600320. Its totient is φ = 3184746048.

The previous prime is 11315510449. The next prime is 11315510497. The reversal of 11315510472 is 27401551311.

11315510472 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 15 ways as a sum of consecutive naturals, for example, 491388 + ... + 513899.

It is an arithmetic number, because the mean of its divisors is an integer number (512696880).

Almost surely, 2^11315510472 is an apocalyptic number.

11315510472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11315510472 is an abundant number, since it is smaller than the sum of its proper divisors (21497089848).

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

11315510472 is a wasteful number, since it uses less digits than its factorization.

11315510472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005370 (or 1005366 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 30.

The spelling of 11315510472 in words is "eleven billion, three hundred fifteen million, five hundred ten thousand, four hundred seventy-two".