551346964 has 24 divisors (see below), whose sum is σ = 1103191488. Its totient is φ = 236184960.

The previous prime is 551346937. The next prime is 551346979. The reversal of 551346964 is 469643155.

It is a self number, because there is not a number n which added to its sum of digits gives 551346964.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116427 + ... + 121069.

It is an arithmetic number, because the mean of its divisors is an integer number (45966312).

Almost surely, 2^551346964 is an apocalyptic number.

It is an amenable number.

551346964 is an abundant number, since it is smaller than the sum of its proper divisors (551844524).

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

551346964 is a wasteful number, since it uses less digits than its factorization.

551346964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8895 (or 8893 counting only the distinct ones).

The product of its digits is 388800, while the sum is 43.

The square root of 551346964 is about 23480.7786071927. The cubic root of 551346964 is about 819.9895715509.

The spelling of 551346964 in words is "five hundred fifty-one million, three hundred forty-six thousand, nine hundred sixty-four".