673456783900 has 36 divisors (see below), whose sum is σ = 1500898559608. Its totient is φ = 262102098240.

The previous prime is 673456783877. The next prime is 673456783903. The reversal of 673456783900 is 9387654376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673456783903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91003974 + ... + 91011373.

Almost surely, 2^673456783900 is an apocalyptic number.

It is an amenable number.

673456783900 is an abundant number, since it is smaller than the sum of its proper divisors (827441775708).

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

673456783900 is a wasteful number, since it uses less digits than its factorization.

673456783900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182015398 (or 182015391 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 58.

The spelling of 673456783900 in words is "six hundred seventy-three billion, four hundred fifty-six million, seven hundred eighty-three thousand, nine hundred".