673928059400 has 48 divisors (see below), whose sum is σ = 1620913191300. Its totient is φ = 260275662080.

The previous prime is 673928059339. The next prime is 673928059403. The reversal of 673928059400 is 4950829376.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 266774316004 + 407153743396 = 516502^2 + 638086^2 .

It is not an unprimeable number, because it can be changed into a prime (673928059403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58091447 + ... + 58103046.

Almost surely, 2^673928059400 is an apocalyptic number.

It is an amenable number.

673928059400 is an abundant number, since it is smaller than the sum of its proper divisors (946985131900).

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

673928059400 is a wasteful number, since it uses less digits than its factorization.

673928059400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116194538 (or 116194529 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 673928059400 in words is "six hundred seventy-three billion, nine hundred twenty-eight million, fifty-nine thousand, four hundred".