490673796139 has 2 divisors, whose sum is σ = 490673796140. Its totient is φ = 490673796138.

The previous prime is 490673796091. The next prime is 490673796161. The reversal of 490673796139 is 931697376094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 490673796139 - 2²¹ = 490671698987 is a prime.

It is a super-3 number, since 3×490673796139³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (490673746139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245336898069 + 245336898070.

It is an arithmetic number, because the mean of its divisors is an integer number (245336898070).

Almost surely, 2^490673796139 is an apocalyptic number.

490673796139 is a deficient number, since it is larger than the sum of its proper divisors (1).

490673796139 is an equidigital number, since it uses as much as digits as its factorization.

490673796139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46294416, while the sum is 64.

The spelling of 490673796139 in words is "four hundred ninety billion, six hundred seventy-three million, seven hundred ninety-six thousand, one hundred thirty-nine".