5156591263 has 8 divisors (see below), whose sum is σ = 5287514256. Its totient is φ = 5027164800.

The previous prime is 5156591257. The next prime is 5156591267. The reversal of 5156591263 is 3621956515.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5156591263 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 (5156591267) 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, 367153 + ... + 380938.

It is an arithmetic number, because the mean of its divisors is an integer number (660939282).

Almost surely, 2^5156591263 is an apocalyptic number.

5156591263 is a deficient number, since it is larger than the sum of its proper divisors (130922993).

5156591263 is a wasteful number, since it uses less digits than its factorization.

5156591263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748265.

The product of its digits is 243000, while the sum is 43.

The square root of 5156591263 is about 71809.4092929332. The cubic root of 5156591263 is about 1727.6439201450.

The spelling of 5156591263 in words is "five billion, one hundred fifty-six million, five hundred ninety-one thousand, two hundred sixty-three".