551396464 has 10 divisors (see below), whose sum is σ = 1068330680. Its totient is φ = 275698224.

The previous prime is 551396453. The next prime is 551396491. The reversal of 551396464 is 464693155.

It is a self number, because there is not a number n which added to its sum of digits gives 551396464.

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 as a sum of consecutive naturals, namely, 17231124 + ... + 17231155.

It is an arithmetic number, because the mean of its divisors is an integer number (106833068).

Almost surely, 2^551396464 is an apocalyptic number.

It is an amenable number.

551396464 is a deficient number, since it is larger than the sum of its proper divisors (516934216).

551396464 is a wasteful number, since it uses less digits than its factorization.

551396464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34462287 (or 34462281 counting only the distinct ones).

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

The square root of 551396464 is about 23481.8326371687. The cubic root of 551396464 is about 820.0141104056.

The spelling of 551396464 in words is "five hundred fifty-one million, three hundred ninety-six thousand, four hundred sixty-four".