551376463 has 4 divisors (see below), whose sum is σ = 601501608. Its totient is φ = 501251320.

The previous prime is 551376439. The next prime is 551376517. The reversal of 551376463 is 364673155.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551376463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551376403) 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, 25062556 + ... + 25062577.

It is an arithmetic number, because the mean of its divisors is an integer number (150375402).

Almost surely, 2^551376463 is an apocalyptic number.

551376463 is a deficient number, since it is larger than the sum of its proper divisors (50125145).

551376463 is a wasteful number, since it uses less digits than its factorization.

551376463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50125144.

The product of its digits is 226800, while the sum is 40.

The square root of 551376463 is about 23481.4067508742. The cubic root of 551376463 is about 820.0041953979.

The spelling of 551376463 in words is "five hundred fifty-one million, three hundred seventy-six thousand, four hundred sixty-three".