5167721575 has 12 divisors (see below), whose sum is σ = 6429854088. Its totient is φ = 4120061600.

The previous prime is 5167721561. The next prime is 5167721633. The reversal of 5167721575 is 5751277615.

It is a de Polignac number, because none of the positive numbers 2^k-5167721575 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 345421 + ... + 360070.

It is an arithmetic number, because the mean of its divisors is an integer number (535821174).

Almost surely, 2^5167721575 is an apocalyptic number.

5167721575 is a deficient number, since it is larger than the sum of its proper divisors (1262132513).

5167721575 is a wasteful number, since it uses less digits than its factorization.

5167721575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705794 (or 705789 counting only the distinct ones).

The product of its digits is 514500, while the sum is 46.

The square root of 5167721575 is about 71886.8664986867. The cubic root of 5167721575 is about 1728.8860454340.

The spelling of 5167721575 in words is "five billion, one hundred sixty-seven million, seven hundred twenty-one thousand, five hundred seventy-five".