1056028508063 has 8 divisors (see below), whose sum is σ = 1067695464528. Its totient is φ = 1044394839424.

The previous prime is 1056028507987. The next prime is 1056028508069. The reversal of 1056028508063 is 3608058206501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1056028508063 - 2¹² = 1056028503967 is a prime.

It is a super-2 number, since 2×1056028508063² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056028508069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8258156 + ... + 8385057.

It is an arithmetic number, because the mean of its divisors is an integer number (133461933066).

Almost surely, 2^{1056028508063} is an apocalyptic number.

1056028508063 is a deficient number, since it is larger than the sum of its proper divisors (11666956465).

1056028508063 is a wasteful number, since it uses less digits than its factorization.

1056028508063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16643913.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 1056028508063 in words is "one trillion, fifty-six billion, twenty-eight million, five hundred eight thousand, sixty-three".