1056644344434 has 16 divisors (see below), whose sum is σ = 2415187073088. Its totient is φ = 301898384112.

The previous prime is 1056644344429. The next prime is 1056644344477. The reversal of 1056644344434 is 4344434466501.

It is a super-5 number, since 5×1056644344434⁵ (a number of 61 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

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 7 ways as a sum of consecutive naturals, for example, 12579099297 + ... + 12579099380.

It is an arithmetic number, because the mean of its divisors is an integer number (150949192068).

Almost surely, 2^{1056644344434} is an apocalyptic number.

1056644344434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1056644344434 is an abundant number, since it is smaller than the sum of its proper divisors (1358542728654).

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

1056644344434 is a wasteful number, since it uses less digits than its factorization.

1056644344434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25158198689.

The product of its (nonzero) digits is 6635520, while the sum is 48.

The spelling of 1056644344434 in words is "one trillion, fifty-six billion, six hundred forty-four million, three hundred forty-four thousand, four hundred thirty-four".