555494454 has 24 divisors (see below), whose sum is σ = 1221537720. Its totient is φ = 182400768.

The previous prime is 555494447. The next prime is 555494501. The reversal of 555494454 is 454494555.

555494454 is a `hidden beast` number, since 5 + 554 + 9 + 44 + 54 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229099 + ... + 231510.

It is an arithmetic number, because the mean of its divisors is an integer number (50897405).

Almost surely, 2^555494454 is an apocalyptic number.

555494454 is an abundant number, since it is smaller than the sum of its proper divisors (666043266).

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

555494454 is a wasteful number, since it uses less digits than its factorization.

555494454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460684 (or 460681 counting only the distinct ones).

The product of its digits is 1440000, while the sum is 45.

The square root of 555494454 is about 23568.9298441826. The cubic root of 555494454 is about 822.0405524597.

The spelling of 555494454 in words is "five hundred fifty-five million, four hundred ninety-four thousand, four hundred fifty-four".