299977998498 has 12 divisors (see below), whose sum is σ = 649952330118. Its totient is φ = 99992666160.

The previous prime is 299977998457. The next prime is 299977998503. The reversal of 299977998498 is 894899779992.

299977998498 is a `hidden beast` number, since 29 + 9 + 9 + 7 + 7 + 9 + 98 + 498 = 666.

It can be written as a sum of positive squares in only one way, i.e., 299785815729 + 192182769 = 547527^2 + 13863^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8332722163 + ... + 8332722198.

Almost surely, 2^299977998498 is an apocalyptic number.

299977998498 is an abundant number, since it is smaller than the sum of its proper divisors (349974331620).

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

299977998498 is a wasteful number, since it uses less digits than its factorization.

299977998498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16665444369 (or 16665444366 counting only the distinct ones).

The product of its digits is 13332791808, while the sum is 90.

The spelling of 299977998498 in words is "two hundred ninety-nine billion, nine hundred seventy-seven million, nine hundred ninety-eight thousand, four hundred ninety-eight".