673332742237 has 4 divisors (see below), whose sum is σ = 702608078880. Its totient is φ = 644057405596.

The previous prime is 673332742223. The next prime is 673332742249. The reversal of 673332742237 is 732247233376.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 673332742237 - 2²³ = 673324353629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673332742337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14637668287 + ... + 14637668332.

It is an arithmetic number, because the mean of its divisors is an integer number (175652019720).

Almost surely, 2^673332742237 is an apocalyptic number.

It is an amenable number.

673332742237 is a deficient number, since it is larger than the sum of its proper divisors (29275336643).

673332742237 is a wasteful number, since it uses less digits than its factorization.

673332742237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29275336642.

The product of its digits is 5334336, while the sum is 49.

The spelling of 673332742237 in words is "six hundred seventy-three billion, three hundred thirty-two million, seven hundred forty-two thousand, two hundred thirty-seven".