11272346020 has 48 divisors (see below), whose sum is σ = 25598765808. Its totient is φ = 4144803840.

The previous prime is 11272346017. The next prime is 11272346053. The reversal of 11272346020 is 2064327211.

It can be written as a sum of positive squares in 8 ways, for example, as 598976676 + 10673369344 = 24474^2 + 103312^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11272346020.

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, 27289 + ... + 152608.

It is an arithmetic number, because the mean of its divisors is an integer number (533307621).

Almost surely, 2^11272346020 is an apocalyptic number.

11272346020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11272346020 is an abundant number, since it is smaller than the sum of its proper divisors (14326419788).

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

11272346020 is a wasteful number, since it uses less digits than its factorization.

11272346020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180160 (or 180158 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The spelling of 11272346020 in words is "eleven billion, two hundred seventy-two million, three hundred forty-six thousand, twenty".