672004999998 has 32 divisors (see below), whose sum is σ = 1493404192800. Its totient is φ = 223992704448.

The previous prime is 672004999993. The next prime is 672005000033. The reversal of 672004999998 is 899999400276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672004999993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1189468 + ... + 1660976.

It is an arithmetic number, because the mean of its divisors is an integer number (46668881025).

Almost surely, 2^672004999998 is an apocalyptic number.

672004999998 is an abundant number, since it is smaller than the sum of its proper divisors (821399192802).

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

672004999998 is a wasteful number, since it uses less digits than its factorization.

672004999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497913 (or 497907 counting only the distinct ones).

The product of its (nonzero) digits is 158723712, while the sum is 72.

The spelling of 672004999998 in words is "six hundred seventy-two billion, four million, nine hundred ninety-nine thousand, nine hundred ninety-eight".