55500454506 has 64 divisors (see below), whose sum is σ = 134393257728. Its totient is φ = 14916400128.

The previous prime is 55500454487. The next prime is 55500454561. The reversal of 55500454506 is 60545400555.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1360056 + ... + 1400268.

It is an arithmetic number, because the mean of its divisors is an integer number (2099894652).

Almost surely, 2^55500454506 is an apocalyptic number.

55500454506 is an abundant number, since it is smaller than the sum of its proper divisors (78892803222).

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

55500454506 is a wasteful number, since it uses less digits than its factorization.

55500454506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42175.

The product of its (nonzero) digits is 300000, while the sum is 39.

The spelling of 55500454506 in words is "fifty-five billion, five hundred million, four hundred fifty-four thousand, five hundred six".