10557994080 has 96 divisors (see below), whose sum is σ = 33275751264. Its totient is φ = 2813935616.

The previous prime is 10557994063. The next prime is 10557994087. The reversal of 10557994080 is 8049975501.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×10557994080² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10557994087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1086202 + ... + 1095878.

It is an arithmetic number, because the mean of its divisors is an integer number (346622409).

Almost surely, 2^10557994080 is an apocalyptic number.

10557994080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10557994080 is an abundant number, since it is smaller than the sum of its proper divisors (22717757184).

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

10557994080 is a wasteful number, since it uses less digits than its factorization.

10557994080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11968 (or 11960 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 48.

The spelling of 10557994080 in words is "ten billion, five hundred fifty-seven million, nine hundred ninety-four thousand, eighty".