55020057276 has 24 divisors (see below), whose sum is σ = 128388032080. Its totient is φ = 18338890752.

The previous prime is 55020057227. The next prime is 55020057283. The reversal of 55020057276 is 67275002055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75420 + ... + 340188.

Almost surely, 2^55020057276 is an apocalyptic number.

It is an amenable number.

55020057276 is an abundant number, since it is smaller than the sum of its proper divisors (73367974804).

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

55020057276 is a wasteful number, since it uses less digits than its factorization.

55020057276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282093 (or 282091 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 39.

The spelling of 55020057276 in words is "fifty-five billion, twenty million, fifty-seven thousand, two hundred seventy-six".