1055556888 has 16 divisors (see below), whose sum is σ = 2638892280. Its totient is φ = 351852288.

The previous prime is 1055556883. The next prime is 1055556937. The reversal of 1055556888 is 8886555501.

It is a happy number.

1055556888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1055556888² = 2228400687608489088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055556888.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055556883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21990745 + ... + 21990792.

Almost surely, 2^1055556888 is an apocalyptic number.

It is an amenable number.

1055556888 is an abundant number, since it is smaller than the sum of its proper divisors (1583335392).

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

1055556888 is a wasteful number, since it uses less digits than its factorization.

1055556888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43981546 (or 43981542 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 51.

The square root of 1055556888 is about 32489.3349885774. The cubic root of 1055556888 is about 1018.1862191388.

The spelling of 1055556888 in words is "one billion, fifty-five million, five hundred fifty-six thousand, eight hundred eighty-eight".