55303027506 has 20 divisors (see below), whose sum is σ = 123919747182. Its totient is φ = 18434342448.

The previous prime is 55303027477. The next prime is 55303027513. The reversal of 55303027506 is 60572030355.

55303027506 is a `hidden beast` number, since 553 + 0 + 30 + 2 + 75 + 0 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 39650765625 + 15652261881 = 199125^2 + 125109^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 170688195 + ... + 170688518.

Almost surely, 2^55303027506 is an apocalyptic number.

55303027506 is an abundant number, since it is smaller than the sum of its proper divisors (68616719676).

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

55303027506 is a wasteful number, since it uses less digits than its factorization.

55303027506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341376727 (or 341376718 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 36.

The spelling of 55303027506 in words is "fifty-five billion, three hundred three million, twenty-seven thousand, five hundred six".