20055134055015 has 48 divisors (see below), whose sum is σ = 35468081569440. Its totient is φ = 10479456449280.

The previous prime is 20055134054993. The next prime is 20055134055043. The reversal of 20055134055015 is 51055043155002.

20055134055015 is a `hidden beast` number, since 2 + 0 + 0 + 5 + 51 + 3 + 40 + 550 + 15 = 666.

It is not a de Polignac number, because 20055134055015 - 2¹⁸ = 20055133792871 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4239121 + ... + 7621050.

It is an arithmetic number, because the mean of its divisors is an integer number (738918366030).

Almost surely, 2^{20055134055015} is an apocalyptic number.

20055134055015 is a deficient number, since it is larger than the sum of its proper divisors (15412947514425).

20055134055015 is a wasteful number, since it uses less digits than its factorization.

20055134055015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11860944 (or 11860941 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The spelling of 20055134055015 in words is "twenty trillion, fifty-five billion, one hundred thirty-four million, fifty-five thousand, fifteen".