55616061522 has 32 divisors (see below), whose sum is σ = 127139052672. Its totient is φ = 15888225024.

The previous prime is 55616061511. The next prime is 55616061533. The reversal of 55616061522 is 22516061655.

It is a happy number.

55616061522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55616061511) and next prime (55616061533).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254128 + ... + 419300.

It is an arithmetic number, because the mean of its divisors is an integer number (3973095396).

Almost surely, 2^55616061522 is an apocalyptic number.

55616061522 is an abundant number, since it is smaller than the sum of its proper divisors (71522991150).

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

55616061522 is a wasteful number, since it uses less digits than its factorization.

55616061522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173202.

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 55616061522 in words is "fifty-five billion, six hundred sixteen million, sixty-one thousand, five hundred twenty-two".