673734073400 has 48 divisors (see below), whose sum is σ = 1634537458800. Its totient is φ = 257776513280.

The previous prime is 673734073373. The next prime is 673734073483. The reversal of 673734073400 is 4370437376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73227365 + ... + 73236564.

It is an arithmetic number, because the mean of its divisors is an integer number (34052863725).

Almost surely, 2^673734073400 is an apocalyptic number.

It is an amenable number.

673734073400 is an abundant number, since it is smaller than the sum of its proper divisors (960803385400).

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

673734073400 is a wasteful number, since it uses less digits than its factorization.

673734073400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146463968 (or 146463959 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 44.

The spelling of 673734073400 in words is "six hundred seventy-three billion, seven hundred thirty-four million, seventy-three thousand, four hundred".