55061105054985 has 48 divisors (see below), whose sum is σ = 95489330077440. Its totient is φ = 29350515962880.

The previous prime is 55061105054959. The next prime is 55061105054987. The reversal of 55061105054985 is 58945050116055.

55061105054985 is a `hidden beast` number, since 5 + 5 + 0 + 6 + 1 + 10 + 5 + 0 + 549 + 85 = 666.

It is not a de Polignac number, because 55061105054985 - 2²⁰ = 55061104006409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55061105054987) 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, 1159377090 + ... + 1159424580.

It is an arithmetic number, because the mean of its divisors is an integer number (1989361043280).

Almost surely, 2^{55061105054985} is an apocalyptic number.

It is an amenable number.

55061105054985 is a deficient number, since it is larger than the sum of its proper divisors (40428225022455).

55061105054985 is a wasteful number, since it uses less digits than its factorization.

55061105054985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60478 (or 60475 counting only the distinct ones).

The product of its (nonzero) digits is 5400000, while the sum is 54.

The spelling of 55061105054985 in words is "fifty-five trillion, sixty-one billion, one hundred five million, fifty-four thousand, nine hundred eighty-five".