551656342 has 8 divisors (see below), whose sum is σ = 831685536. Its totient is φ = 274427832.

The previous prime is 551656333. The next prime is 551656373. The reversal of 551656342 is 243656155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 699678 + ... + 700465.

It is an arithmetic number, because the mean of its divisors is an integer number (103960692).

Almost surely, 2^551656342 is an apocalyptic number.

551656342 is a deficient number, since it is larger than the sum of its proper divisors (280029194).

551656342 is a wasteful number, since it uses less digits than its factorization.

551656342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400342.

The product of its digits is 108000, while the sum is 37.

The square root of 551656342 is about 23487.3655823722. The cubic root of 551656342 is about 820.1429167911.

The spelling of 551656342 in words is "five hundred fifty-one million, six hundred fifty-six thousand, three hundred forty-two".