11247033680 has 40 divisors (see below), whose sum is σ = 26167620552. Its totient is φ = 4495670784.

The previous prime is 11247033673. The next prime is 11247033691. The reversal of 11247033680 is 8633074211.

It can be written as a sum of positive squares in 4 ways, for example, as 8056139536 + 3190894144 = 89756^2 + 56488^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 11247033680.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67862 + ... + 164618.

Almost surely, 2^11247033680 is an apocalyptic number.

11247033680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11247033680 is an abundant number, since it is smaller than the sum of its proper divisors (14920586872).

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

11247033680 is a wasteful number, since it uses less digits than its factorization.

11247033680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98223 (or 98217 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 11247033680 in words is "eleven billion, two hundred forty-seven million, thirty-three thousand, six hundred eighty".