1056266500 has 24 divisors (see below), whose sum is σ = 2306887128. Its totient is φ = 422506400.

The previous prime is 1056266461. The next prime is 1056266527. The reversal of 1056266500 is 56626501.

It can be written as a sum of positive squares in 4 ways, for example, as 177262596 + 879003904 = 13314^2 + 29648^2 .

It is a super-2 number, since 2×1056266500² = 2231397838044500000, which contains 22 as substring.

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, 1055767 + ... + 1056766.

It is an arithmetic number, because the mean of its divisors is an integer number (96120297).

Almost surely, 2^1056266500 is an apocalyptic number.

1056266500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056266500 is an abundant number, since it is smaller than the sum of its proper divisors (1250620628).

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

1056266500 is a wasteful number, since it uses less digits than its factorization.

1056266500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112552 (or 2112540 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1056266500 is about 32500.2538451625. The cubic root of 1056266500 is about 1018.4143310548.

The spelling of 1056266500 in words is "one billion, fifty-six million, two hundred sixty-six thousand, five hundred".