30301795916556 has 96 divisors (see below), whose sum is σ = 74846702515200. Its totient is φ = 9525064872960.

The previous prime is 30301795916549. The next prime is 30301795916563. The reversal of 30301795916556 is 65561959710303.

It is an interprime number because it is at equal distance from previous prime (30301795916549) and next prime (30301795916563).

It is a super-2 number, since 2×30301795916556² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30301795916556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 511125636 + ... + 511184916.

It is an arithmetic number, because the mean of its divisors is an integer number (779653151200).

Almost surely, 2^{30301795916556} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30301795916556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37423351257600).

30301795916556 is an abundant number, since it is smaller than the sum of its proper divisors (44544906598644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30301795916556 is a wasteful number, since it uses less digits than its factorization.

30301795916556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93519 (or 93517 counting only the distinct ones).

The product of its (nonzero) digits is 22963500, while the sum is 60.

The spelling of 30301795916556 in words is "thirty trillion, three hundred one billion, seven hundred ninety-five million, nine hundred sixteen thousand, five hundred fifty-six".