490441521277 has 8 divisors (see below), whose sum is σ = 499808708280. Its totient is φ = 481078540800.

The previous prime is 490441521221. The next prime is 490441521329. The reversal of 490441521277 is 772125144094.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3252877156 + 487188644121 = 57034^2 + 697989^2 .

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

It is not a de Polignac number, because 490441521277 - 2³⁵ = 456081782909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490441521877) 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, 815724 + ... + 1283077.

It is an arithmetic number, because the mean of its divisors is an integer number (62476088535).

Almost surely, 2^490441521277 is an apocalyptic number.

It is an amenable number.

490441521277 is a deficient number, since it is larger than the sum of its proper divisors (9367187003).

490441521277 is a wasteful number, since it uses less digits than its factorization.

490441521277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103263.

The product of its (nonzero) digits is 564480, while the sum is 46.

The spelling of 490441521277 in words is "four hundred ninety billion, four hundred forty-one million, five hundred twenty-one thousand, two hundred seventy-seven".