551045495 has 48 divisors (see below), whose sum is σ = 894653760. Its totient is φ = 317053440.

The previous prime is 551045483. The next prime is 551045503. The reversal of 551045495 is 594540155.

551045495 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 551045495 - 2⁴ = 551045479 is a prime.

It is a super-2 number, since 2×551045495² = 607302275119590050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50051 + ... + 60059.

It is an arithmetic number, because the mean of its divisors is an integer number (18638620).

Almost surely, 2^551045495 is an apocalyptic number.

551045495 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

551045495 is a deficient number, since it is larger than the sum of its proper divisors (343608265).

551045495 is a wasteful number, since it uses less digits than its factorization.

551045495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10056 (or 10045 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 38.

The square root of 551045495 is about 23474.3582446890. The cubic root of 551045495 is about 819.8400912651.

The spelling of 551045495 in words is "five hundred fifty-one million, forty-five thousand, four hundred ninety-five".