55506060520 has 64 divisors (see below), whose sum is σ = 125349120000. Its totient is φ = 22120697088.

The previous prime is 55506060499. The next prime is 55506060529. The reversal of 55506060520 is 2506060555.

It is a happy number.

55506060520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55506060529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23729511 + ... + 23731849.

It is an arithmetic number, because the mean of its divisors is an integer number (1958580000).

Almost surely, 2^55506060520 is an apocalyptic number.

It is an amenable number.

55506060520 is an abundant number, since it is smaller than the sum of its proper divisors (69843059480).

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

55506060520 is a wasteful number, since it uses less digits than its factorization.

55506060520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4282 (or 4278 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 55506060520 in words is "fifty-five billion, five hundred six million, sixty thousand, five hundred twenty".