551586047 has 8 divisors (see below), whose sum is σ = 566787936. Its totient is φ = 536399712.

The previous prime is 551586043. The next prime is 551586053. The reversal of 551586047 is 740685155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 551586047 - 2² = 551586043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 551585995 and 551586013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551586041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131393 + ... + 135525.

It is an arithmetic number, because the mean of its divisors is an integer number (70848492).

Almost surely, 2^551586047 is an apocalyptic number.

551586047 is a deficient number, since it is larger than the sum of its proper divisors (15201889).

551586047 is a wasteful number, since it uses less digits than its factorization.

551586047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7777.

The product of its (nonzero) digits is 168000, while the sum is 41.

The square root of 551586047 is about 23485.8690918603. The cubic root of 551586047 is about 820.1080796465.

The spelling of 551586047 in words is "five hundred fifty-one million, five hundred eighty-six thousand, forty-seven".