2556029030355 has 48 divisors (see below), whose sum is σ = 4594777125120. Its totient is φ = 1363145446368.

The previous prime is 2556029030351. The next prime is 2556029030381. The reversal of 2556029030355 is 5530309206552.

2556029030355 is a `hidden beast` number, since 2 + 5 + 5 + 6 + 0 + 290 + 3 + 0 + 355 = 666.

It is not a de Polignac number, because 2556029030355 - 2² = 2556029030351 is a prime.

It is a super-2 number, since 2×2556029030355² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2556029030355.

It is not an unprimeable number, because it can be changed into a prime (2556029030351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30896236 + ... + 30978854.

It is an arithmetic number, because the mean of its divisors is an integer number (95724523440).

Almost surely, 2^{2556029030355} is an apocalyptic number.

2556029030355 is a deficient number, since it is larger than the sum of its proper divisors (2038748094765).

2556029030355 is an equidigital number, since it uses as much as digits as its factorization.

2556029030355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108102 (or 108090 counting only the distinct ones).

The product of its (nonzero) digits is 1215000, while the sum is 45.

The spelling of 2556029030355 in words is "two trillion, five hundred fifty-six billion, twenty-nine million, thirty thousand, three hundred fifty-five".