555424555 has 24 divisors (see below), whose sum is σ = 776837952. Its totient is φ = 380120832.

The previous prime is 555424543. The next prime is 555424567.

555424555 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (555424543) and next prime (555424567).

It is not a de Polignac number, because 555424555 - 2²³ = 547035947 is a prime.

It is a Duffinian number.

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, 143374 + ... + 147196.

It is an arithmetic number, because the mean of its divisors is an integer number (32368248).

Almost surely, 2^555424555 is an apocalyptic number.

555424555 is a deficient number, since it is larger than the sum of its proper divisors (221413397).

555424555 is a wasteful number, since it uses less digits than its factorization.

555424555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4435 (or 4428 counting only the distinct ones).

The product of its digits is 500000, while the sum is 40.

The square root of 555424555 is about 23567.4469342778. The cubic root of 555424555 is about 822.0060713337.

The spelling of 555424555 in words is "five hundred fifty-five million, four hundred twenty-four thousand, five hundred fifty-five".