10564049880 has 48 divisors (see below), whose sum is σ = 34333163280. Its totient is φ = 2817079872.

The previous prime is 10564049869. The next prime is 10564049927. The reversal of 10564049880 is 8894046501.

10564049880 is a `hidden beast` number, since 1 + 0 + 564 + 0 + 4 + 9 + 8 + 80 = 666.

It is a super-2 number, since 2×10564049880² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14671932 + ... + 14672651.

It is an arithmetic number, because the mean of its divisors is an integer number (715274235).

Almost surely, 2^10564049880 is an apocalyptic number.

10564049880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10564049880 is an abundant number, since it is smaller than the sum of its proper divisors (23769113400).

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

10564049880 is a wasteful number, since it uses less digits than its factorization.

10564049880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29344600 (or 29344593 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 10564049880 in words is "ten billion, five hundred sixty-four million, forty-nine thousand, eight hundred eighty".