490667904111198 has 32 divisors (see below), whose sum is σ = 1133521575275520. Its totient is φ = 139940935218560.

The previous prime is 490667904111169. The next prime is 490667904111239. The reversal of 490667904111198 is 891111409766094.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218657710158 + ... + 218657712401.

It is an arithmetic number, because the mean of its divisors is an integer number (35422549227360).

Almost surely, 2^{490667904111198} is an apocalyptic number.

490667904111198 is an abundant number, since it is smaller than the sum of its proper divisors (642853671164322).

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

490667904111198 is a wasteful number, since it uses less digits than its factorization.

490667904111198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437315422592.

The product of its (nonzero) digits is 23514624, while the sum is 66.

The spelling of 490667904111198 in words is "four hundred ninety trillion, six hundred sixty-seven billion, nine hundred four million, one hundred eleven thousand, one hundred ninety-eight".