30561412162055 has 64 divisors (see below), whose sum is σ = 38411656496640. Its totient is φ = 23326513497600.

The previous prime is 30561412162049. The next prime is 30561412162067. The reversal of 30561412162055 is 55026121416503.

It is not a de Polignac number, because 30561412162055 - 2⁶ = 30561412161991 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1226220824 + ... + 1226245746.

It is an arithmetic number, because the mean of its divisors is an integer number (600182132760).

Almost surely, 2^{30561412162055} is an apocalyptic number.

30561412162055 is a deficient number, since it is larger than the sum of its proper divisors (7850244334585).

30561412162055 is a wasteful number, since it uses less digits than its factorization.

30561412162055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25952.

The product of its (nonzero) digits is 216000, while the sum is 41.

Adding to 30561412162055 its reverse (55026121416503), we get a palindrome (85587533578558).

The spelling of 30561412162055 in words is "thirty trillion, five hundred sixty-one billion, four hundred twelve million, one hundred sixty-two thousand, fifty-five".