55601616546 has 48 divisors (see below), whose sum is σ = 140609574144. Its totient is φ = 15548170752.

The previous prime is 55601616529. The next prime is 55601616611. The reversal of 55601616546 is 64561610655.

55601616546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4688575 + ... + 4700418.

It is an arithmetic number, because the mean of its divisors is an integer number (2929366128).

Almost surely, 2^55601616546 is an apocalyptic number.

55601616546 is an abundant number, since it is smaller than the sum of its proper divisors (85007957598).

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

55601616546 is a wasteful number, since it uses less digits than its factorization.

55601616546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9389055 (or 9389052 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The spelling of 55601616546 in words is "fifty-five billion, six hundred one million, six hundred sixteen thousand, five hundred forty-six".