490591205775 has 108 divisors (see below), whose sum is σ = 1007842150224. Its totient is φ = 227520268800.

The previous prime is 490591205719. The next prime is 490591205789. The reversal of 490591205775 is 577502195094.

It is a happy number.

490591205775 is a `hidden beast` number, since 4 + 9 + 0 + 59 + 12 + 0 + 577 + 5 = 666.

It is not a de Polignac number, because 490591205775 - 2⁶ = 490591205711 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 234439 + ... + 1017911.

Almost surely, 2^490591205775 is an apocalyptic number.

490591205775 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

490591205775 is an abundant number, since it is smaller than the sum of its proper divisors (517250944449).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

490591205775 is a wasteful number, since it uses less digits than its factorization.

490591205775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783534 (or 783515 counting only the distinct ones).

The product of its (nonzero) digits is 3969000, while the sum is 54.

The spelling of 490591205775 in words is "four hundred ninety billion, five hundred ninety-one million, two hundred five thousand, seven hundred seventy-five".