1056120650 has 48 divisors (see below), whose sum is σ = 2151424800. Its totient is φ = 383328960.

The previous prime is 1056120623. The next prime is 1056120673. The reversal of 1056120650 is 560216501.

It is a super-2 number, since 2×1056120650² = 2230781654712845000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

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 23 ways as a sum of consecutive naturals, for example, 24581 + ... + 52119.

It is an arithmetic number, because the mean of its divisors is an integer number (44821350).

Almost surely, 2^1056120650 is an apocalyptic number.

1056120650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1056120650 is an abundant number, since it is smaller than the sum of its proper divisors (1095304150).

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

1056120650 is a wasteful number, since it uses less digits than its factorization.

1056120650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27623 (or 27618 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1056120650 is about 32498.0099390717. The cubic root of 1056120650 is about 1018.3674544482.

The spelling of 1056120650 in words is "one billion, fifty-six million, one hundred twenty thousand, six hundred fifty".