673255297632 has 96 divisors (see below), whose sum is σ = 1814820360192. Its totient is φ = 218450179584.

The previous prime is 673255297619. The next prime is 673255297633. The reversal of 673255297632 is 236792552376.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673255297633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125223 + ... + 1167129.

It is an arithmetic number, because the mean of its divisors is an integer number (18904378752).

Almost surely, 2^673255297632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673255297632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (907410180096).

673255297632 is an abundant number, since it is smaller than the sum of its proper divisors (1141565062560).

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

673255297632 is a wasteful number, since it uses less digits than its factorization.

673255297632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042100 (or 1042092 counting only the distinct ones).

The product of its digits is 28576800, while the sum is 57.

The spelling of 673255297632 in words is "six hundred seventy-three billion, two hundred fifty-five million, two hundred ninety-seven thousand, six hundred thirty-two".