1056621063153 has 16 divisors (see below), whose sum is σ = 1448012678400. Its totient is φ = 685081246080.

The previous prime is 1056621063103. The next prime is 1056621063257. The reversal of 1056621063153 is 3513601266501.

It is not a de Polignac number, because 1056621063153 - 2⁸ = 1056621062897 is a prime.

It is a super-2 number, since 2×1056621063153² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056621063103) 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, 32421273 + ... + 32453846.

It is an arithmetic number, because the mean of its divisors is an integer number (90500792400).

Almost surely, 2^{1056621063153} is an apocalyptic number.

It is an amenable number.

1056621063153 is a deficient number, since it is larger than the sum of its proper divisors (391391615247).

1056621063153 is an equidigital number, since it uses as much as digits as its factorization.

1056621063153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64875272.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 1056621063153 in words is "one trillion, fifty-six billion, six hundred twenty-one million, sixty-three thousand, one hundred fifty-three".