551329662 has 16 divisors (see below), whose sum is σ = 1187479440. Its totient is φ = 169639872.

The previous prime is 551329633. The next prime is 551329673. The reversal of 551329662 is 266923155.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 551329662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3534087 + ... + 3534242.

It is an arithmetic number, because the mean of its divisors is an integer number (74217465).

Almost surely, 2^551329662 is an apocalyptic number.

551329662 is an abundant number, since it is smaller than the sum of its proper divisors (636149778).

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

551329662 is a wasteful number, since it uses less digits than its factorization.

551329662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7068347.

The product of its digits is 97200, while the sum is 39.

The square root of 551329662 is about 23480.4101752929. The cubic root of 551329662 is about 819.9809940072.

The spelling of 551329662 in words is "five hundred fifty-one million, three hundred twenty-nine thousand, six hundred sixty-two".