554559955506 has 48 divisors (see below), whose sum is σ = 1204672734720. Its totient is φ = 184372662240.

The previous prime is 554559955489. The next prime is 554559955553. The reversal of 554559955506 is 605559955455.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27029580 + ... + 27050088.

It is an arithmetic number, because the mean of its divisors is an integer number (25097348640).

Almost surely, 2^554559955506 is an apocalyptic number.

554559955506 is an abundant number, since it is smaller than the sum of its proper divisors (650112779214).

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

554559955506 is a wasteful number, since it uses less digits than its factorization.

554559955506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24351 (or 24348 counting only the distinct ones).

The product of its (nonzero) digits is 151875000, while the sum is 63.

The spelling of 554559955506 in words is "five hundred fifty-four billion, five hundred fifty-nine million, nine hundred fifty-five thousand, five hundred six".