551464516 has 12 divisors (see below), whose sum is σ = 967425340. Its totient is φ = 275057280.

The previous prime is 551464483. The next prime is 551464517. The reversal of 551464516 is 615464155.

It can be written as a sum of positive squares in 2 ways, for example, as 201924100 + 349540416 = 14210^2 + 18696^2 .

It is a super-2 number, since 2×551464516² = 608226224814228512, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (551464517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166905 + ... + 170176.

Almost surely, 2^551464516 is an apocalyptic number.

It is an amenable number.

551464516 is a deficient number, since it is larger than the sum of its proper divisors (415960824).

551464516 is a wasteful number, since it uses less digits than its factorization.

551464516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337494 (or 337492 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The square root of 551464516 is about 23483.2816275750. The cubic root of 551464516 is about 820.0478437284.

The spelling of 551464516 in words is "five hundred fifty-one million, four hundred sixty-four thousand, five hundred sixteen".