1056501758355 has 16 divisors (see below), whose sum is σ = 1690428687360. Its totient is φ = 563458979808.

The previous prime is 1056501758339. The next prime is 1056501758359. The reversal of 1056501758355 is 5538571056501.

It is not a de Polignac number, because 1056501758355 - 2⁴ = 1056501758339 is a prime.

It is a super-2 number, since 2×1056501758355² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1056501758298 and 1056501758307.

It is not an unprimeable number, because it can be changed into a prime (1056501758359) 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, 543774 + ... + 1551996.

It is an arithmetic number, because the mean of its divisors is an integer number (105651792960).

Almost surely, 2^{1056501758355} is an apocalyptic number.

1056501758355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1056501758355 is a deficient number, since it is larger than the sum of its proper divisors (633926929005).

1056501758355 is a wasteful number, since it uses less digits than its factorization.

1056501758355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078090.

The product of its (nonzero) digits is 3150000, while the sum is 51.

The spelling of 1056501758355 in words is "one trillion, fifty-six billion, five hundred one million, seven hundred fifty-eight thousand, three hundred fifty-five".