490724954655 has 16 divisors (see below), whose sum is σ = 845556845280. Its totient is φ = 241587669888.

The previous prime is 490724954641. The next prime is 490724954659. The reversal of 490724954655 is 556459427094.

It is not a de Polignac number, because 490724954655 - 2¹¹ = 490724952607 is a prime.

It is a super-2 number, since 2×490724954655² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490724954659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1258268920 + ... + 1258269309.

It is an arithmetic number, because the mean of its divisors is an integer number (52847302830).

Almost surely, 2^490724954655 is an apocalyptic number.

490724954655 is a deficient number, since it is larger than the sum of its proper divisors (354831890625).

490724954655 is a wasteful number, since it uses less digits than its factorization.

490724954655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516538250.

The product of its (nonzero) digits is 54432000, while the sum is 60.

The spelling of 490724954655 in words is "four hundred ninety billion, seven hundred twenty-four million, nine hundred fifty-four thousand, six hundred fifty-five".