11479420872 has 64 divisors (see below), whose sum is σ = 32027889600. Its totient is φ = 3809600640.

The previous prime is 11479420861. The next prime is 11479420913. The reversal of 11479420872 is 27802497411.

11479420872 is a `hidden beast` number, since 1 + 147 + 9 + 420 + 87 + 2 = 666.

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, 68029 + ... + 166092.

It is an arithmetic number, because the mean of its divisors is an integer number (500435775).

Almost surely, 2^11479420872 is an apocalyptic number.

11479420872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11479420872 is an abundant number, since it is smaller than the sum of its proper divisors (20548468728).

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

11479420872 is a wasteful number, since it uses less digits than its factorization.

11479420872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234363 (or 234353 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The spelling of 11479420872 in words is "eleven billion, four hundred seventy-nine million, four hundred twenty thousand, eight hundred seventy-two".