551324425 has 24 divisors (see below), whose sum is σ = 721560960. Its totient is φ = 416721600.

The previous prime is 551324419. The next prime is 551324437. The reversal of 551324425 is 524423155.

It is not a de Polignac number, because 551324425 - 2⁵ = 551324393 is a prime.

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, 203379 + ... + 206071.

It is an arithmetic number, because the mean of its divisors is an integer number (30065040).

Almost surely, 2^551324425 is an apocalyptic number.

It is an amenable number.

551324425 is a deficient number, since it is larger than the sum of its proper divisors (170236535).

551324425 is a wasteful number, since it uses less digits than its factorization.

551324425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153 (or 3148 counting only the distinct ones).

The product of its digits is 24000, while the sum is 31.

The square root of 551324425 is about 23480.2986565333. The cubic root of 551324425 is about 819.9783977057.

The spelling of 551324425 in words is "five hundred fifty-one million, three hundred twenty-four thousand, four hundred twenty-five".