55485809541 has 32 divisors (see below), whose sum is σ = 82632240000. Its totient is φ = 36797065344.

The previous prime is 55485809527. The next prime is 55485809543. The reversal of 55485809541 is 14590858455.

55485809541 is a `hidden beast` number, since 5 + 5 + 4 + 8 + 580 + 9 + 54 + 1 = 666.

55485809541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-55485809541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55485809543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4295110 + ... + 4308008.

It is an arithmetic number, because the mean of its divisors is an integer number (2582257500).

Almost surely, 2^55485809541 is an apocalyptic number.

It is an amenable number.

55485809541 is a deficient number, since it is larger than the sum of its proper divisors (27146430459).

55485809541 is a wasteful number, since it uses less digits than its factorization.

55485809541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13730 (or 13724 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 54.

The spelling of 55485809541 in words is "fifty-five billion, four hundred eighty-five million, eight hundred nine thousand, five hundred forty-one".