30556056402331 has 4 divisors (see below), whose sum is σ = 30557275889272. Its totient is φ = 30554836915392.

The previous prime is 30556056402307. The next prime is 30556056402337. The reversal of 30556056402331 is 13320465065503.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30556056402331 - 2⁵ = 30556056402299 is a prime.

It is a super-2 number, since 2×30556056402331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30556056402337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609705885 + ... + 609755998.

It is an arithmetic number, because the mean of its divisors is an integer number (7639318972318).

Almost surely, 2^{30556056402331} is an apocalyptic number.

30556056402331 is a deficient number, since it is larger than the sum of its proper divisors (1219486941).

30556056402331 is a wasteful number, since it uses less digits than its factorization.

30556056402331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219486940.

The product of its (nonzero) digits is 972000, while the sum is 43.

The spelling of 30556056402331 in words is "thirty trillion, five hundred fifty-six billion, fifty-six million, four hundred two thousand, three hundred thirty-one".