499792161 has 8 divisors (see below), whose sum is σ = 726970464. Its totient is φ = 302904320.

The previous prime is 499792159. The next prime is 499792171. The reversal of 499792161 is 161297994.

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 499792161 - 2¹ = 499792159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 499792161.

It is not an unprimeable number, because it can be changed into a prime (499792121) 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, 7572576 + ... + 7572641.

It is an arithmetic number, because the mean of its divisors is an integer number (90871308).

Almost surely, 2^499792161 is an apocalyptic number.

It is an amenable number.

499792161 is a deficient number, since it is larger than the sum of its proper divisors (227178303).

499792161 is a wasteful number, since it uses less digits than its factorization.

499792161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15145231.

The product of its digits is 244944, while the sum is 48.

The square root of 499792161 is about 22356.0318706160. The cubic root of 499792161 is about 793.5905361268.

The spelling of 499792161 in words is "four hundred ninety-nine million, seven hundred ninety-two thousand, one hundred sixty-one".