490372874579 has 4 divisors (see below), whose sum is σ = 560426142384. Its totient is φ = 420319606776.

The previous prime is 490372874567. The next prime is 490372874627. The reversal of 490372874579 is 975478273094.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-490372874579 is a prime.

It is a super-2 number, since 2×490372874579² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490372874479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35026633892 + ... + 35026633905.

It is an arithmetic number, because the mean of its divisors is an integer number (140106535596).

Almost surely, 2^490372874579 is an apocalyptic number.

490372874579 is a deficient number, since it is larger than the sum of its proper divisors (70053267805).

490372874579 is an equidigital number, since it uses as much as digits as its factorization.

490372874579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70053267804.

The product of its (nonzero) digits is 106686720, while the sum is 65.

The spelling of 490372874579 in words is "four hundred ninety billion, three hundred seventy-two million, eight hundred seventy-four thousand, five hundred seventy-nine".