55550550004 has 18 divisors (see below), whose sum is σ = 103268282390. Its totient is φ = 26141434752.

The previous prime is 55550549993. The next prime is 55550550031. The reversal of 55550550004 is 40005505555.

It can be written as a sum of positive squares in 3 ways, for example, as 5020005904 + 50530544100 = 70852^2 + 224790^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24025899 + ... + 24028210.

Almost surely, 2^55550550004 is an apocalyptic number.

It is an amenable number.

55550550004 is a deficient number, since it is larger than the sum of its proper divisors (47717732386).

55550550004 is a wasteful number, since it uses less digits than its factorization.

55550550004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48054147 (or 48054128 counting only the distinct ones).

The product of its (nonzero) digits is 62500, while the sum is 34.

The spelling of 55550550004 in words is "fifty-five billion, five hundred fifty million, five hundred fifty thousand, four".