1056636440430 has 32 divisors (see below), whose sum is σ = 2544952130208. Its totient is φ = 280766976000.

The previous prime is 1056636440429. The next prime is 1056636440441. The reversal of 1056636440430 is 340446366501.

1056636440430 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 2×1056636440430² (a number of 25 digits) 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 15 ways as a sum of consecutive naturals, for example, 62662771 + ... + 62679630.

It is an arithmetic number, because the mean of its divisors is an integer number (79529754069).

Almost surely, 2^{1056636440430} is an apocalyptic number.

1056636440430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1056636440430 is an abundant number, since it is smaller than the sum of its proper divisors (1488315689778).

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

1056636440430 is a wasteful number, since it uses less digits than its factorization.

1056636440430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125342692.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 1056636440430 in words is "one trillion, fifty-six billion, six hundred thirty-six million, four hundred forty thousand, four hundred thirty".