5247566427 has 4 divisors (see below), whose sum is σ = 6996755240. Its totient is φ = 3498377616.

The previous prime is 5247566393. The next prime is 5247566437. The reversal of 5247566427 is 7246657425.

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

It is not a de Polignac number, because 5247566427 - 2²⁷ = 5113348699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5247566437) 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, 874594402 + ... + 874594407.

It is an arithmetic number, because the mean of its divisors is an integer number (1749188810).

Almost surely, 2^5247566427 is an apocalyptic number.

5247566427 is a deficient number, since it is larger than the sum of its proper divisors (1749188813).

5247566427 is a wasteful number, since it uses less digits than its factorization.

5247566427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749188812.

The product of its digits is 2822400, while the sum is 48.

The square root of 5247566427 is about 72440.0885352855. The cubic root of 5247566427 is about 1737.7447360313.

The spelling of 5247566427 in words is "five billion, two hundred forty-seven million, five hundred sixty-six thousand, four hundred twenty-seven".