1056312586563 has 16 divisors (see below), whose sum is σ = 1517378038176. Its totient is φ = 649772156160.

The previous prime is 1056312586559. The next prime is 1056312586573. The reversal of 1056312586563 is 3656852136501.

It is not a de Polignac number, because 1056312586563 - 2² = 1056312586559 is a prime.

It is a super-2 number, since 2×1056312586563² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056312586513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5452720 + ... + 5643117.

It is an arithmetic number, because the mean of its divisors is an integer number (94836127386).

Almost surely, 2^{1056312586563} is an apocalyptic number.

1056312586563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1056312586563 is a deficient number, since it is larger than the sum of its proper divisors (461065451613).

1056312586563 is a wasteful number, since it uses less digits than its factorization.

1056312586563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11098294.

The product of its (nonzero) digits is 3888000, while the sum is 51.

The spelling of 1056312586563 in words is "one trillion, fifty-six billion, three hundred twelve million, five hundred eighty-six thousand, five hundred sixty-three".