673754091039 has 24 divisors (see below), whose sum is σ = 1007931334800. Its totient is φ = 433175783040.

The previous prime is 673754091029. The next prime is 673754091041. The reversal of 673754091039 is 930190457376.

It is a happy number.

673754091039 is a `hidden beast` number, since 6 + 7 + 3 + 7 + 540 + 91 + 0 + 3 + 9 = 666.

It is not a de Polignac number, because 673754091039 - 2²⁰ = 673753042463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673754091029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1278382 + ... + 1726779.

It is an arithmetic number, because the mean of its divisors is an integer number (41997138950).

Almost surely, 2^673754091039 is an apocalyptic number.

673754091039 is a deficient number, since it is larger than the sum of its proper divisors (334177243761).

673754091039 is a wasteful number, since it uses less digits than its factorization.

673754091039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006055 (or 3006052 counting only the distinct ones).

The product of its (nonzero) digits is 4286520, while the sum is 54.

The spelling of 673754091039 in words is "six hundred seventy-three billion, seven hundred fifty-four million, ninety-one thousand, thirty-nine".