499360161 has 8 divisors (see below), whose sum is σ = 681297760. Its totient is φ = 325164672.

The previous prime is 499360151. The next prime is 499360181. The reversal of 499360161 is 161063994.

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

It is not a de Polignac number, because 499360161 - 2⁶ = 499360097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499360151) 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, 1935376 + ... + 1935633.

It is an arithmetic number, because the mean of its divisors is an integer number (85162220).

Almost surely, 2^499360161 is an apocalyptic number.

It is an amenable number.

499360161 is a deficient number, since it is larger than the sum of its proper divisors (181937599).

499360161 is a wasteful number, since it uses less digits than its factorization.

499360161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3871055.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 499360161 is about 22346.3679599169. The cubic root of 499360161 is about 793.3618210980.

The spelling of 499360161 in words is "four hundred ninety-nine million, three hundred sixty thousand, one hundred sixty-one".