5001161565 has 16 divisors (see below), whose sum is σ = 8002918656. Its totient is φ = 2666932800.

The previous prime is 5001161531. The next prime is 5001161593. The reversal of 5001161565 is 5651611005.

It is not a de Polignac number, because 5001161565 - 2¹⁴ = 5001145181 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127660 + ... + 162170.

It is an arithmetic number, because the mean of its divisors is an integer number (500182416).

Almost surely, 2^5001161565 is an apocalyptic number.

It is an amenable number.

5001161565 is a deficient number, since it is larger than the sum of its proper divisors (3001757091).

5001161565 is a wasteful number, since it uses less digits than its factorization.

5001161565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44180.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 5001161565 is about 70718.8911465671. The cubic root of 5001161565 is about 1710.1083529714.

The spelling of 5001161565 in words is "five billion, one million, one hundred sixty-one thousand, five hundred sixty-five".