55550010506 has 8 divisors (see below), whose sum is σ = 83326631364. Its totient is φ = 27774466720.

The previous prime is 55550010493. The next prime is 55550010517. The reversal of 55550010506 is 60501005555.

55550010506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 44354466025 + 11195544481 = 210605^2 + 105809^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124835 + ... + 355926.

Almost surely, 2^55550010506 is an apocalyptic number.

55550010506 is a deficient number, since it is larger than the sum of its proper divisors (27776620858).

55550010506 is a wasteful number, since it uses less digits than its factorization.

55550010506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538536.

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 55550010506 in words is "fifty-five billion, five hundred fifty million, ten thousand, five hundred six".