673880343980 has 24 divisors (see below), whose sum is σ = 1428374415888. Its totient is φ = 267032957888.

The previous prime is 673880343967. The next prime is 673880344019. The reversal of 673880343980 is 89343088376.

It is a super-2 number, since 2×673880343980² (a number of 24 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 157446539 + ... + 157450818.

It is an arithmetic number, because the mean of its divisors is an integer number (59515600662).

Almost surely, 2^673880343980 is an apocalyptic number.

It is an amenable number.

673880343980 is an abundant number, since it is smaller than the sum of its proper divisors (754494071908).

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

673880343980 is a wasteful number, since it uses less digits than its factorization.

673880343980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314897473 (or 314897471 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 59.

The spelling of 673880343980 in words is "six hundred seventy-three billion, eight hundred eighty million, three hundred forty-three thousand, nine hundred eighty".