498513081738 has 24 divisors (see below), whose sum is σ = 1159805945952. Its totient is φ = 142432308984.

The previous prime is 498513081713. The next prime is 498513081751. The reversal of 498513081738 is 837180315894.

It is a happy number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 847811070 + ... + 847811657.

It is an arithmetic number, because the mean of its divisors is an integer number (48325247748).

Almost surely, 2^498513081738 is an apocalyptic number.

498513081738 is an abundant number, since it is smaller than the sum of its proper divisors (661292864214).

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

498513081738 is a wasteful number, since it uses less digits than its factorization.

498513081738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695622746 (or 1695622739 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 57.

The spelling of 498513081738 in words is "four hundred ninety-eight billion, five hundred thirteen million, eighty-one thousand, seven hundred thirty-eight".