498664009442 has 16 divisors (see below), whose sum is σ = 794201915520. Its totient is φ = 234011746368.

The previous prime is 498664009433. The next prime is 498664009489. The reversal of 498664009442 is 244900466894.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20414798 + ... + 20439209.

It is an arithmetic number, because the mean of its divisors is an integer number (49637619720).

Almost surely, 2^498664009442 is an apocalyptic number.

498664009442 is a deficient number, since it is larger than the sum of its proper divisors (295537906078).

498664009442 is a wasteful number, since it uses less digits than its factorization.

498664009442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40854385.

The product of its (nonzero) digits is 11943936, while the sum is 56.

The spelling of 498664009442 in words is "four hundred ninety-eight billion, six hundred sixty-four million, nine thousand, four hundred forty-two".