1055266800 has 120 divisors (see below), whose sum is σ = 3863312256. Its totient is φ = 241201920.

The previous prime is 1055266769. The next prime is 1055266811. The reversal of 1055266800 is 86625501.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×1055266800² = 2227176038364480000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54414 + ... + 71213.

Almost surely, 2^1055266800 is an apocalyptic number.

1055266800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1055266800 is an abundant number, since it is smaller than the sum of its proper divisors (2808045456).

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

1055266800 is a wasteful number, since it uses less digits than its factorization.

1055266800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125655 (or 125644 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 1055266800 is about 32484.8703245065. The cubic root of 1055266800 is about 1018.0929379938.

The spelling of 1055266800 in words is "one billion, fifty-five million, two hundred sixty-six thousand, eight hundred".