73670740370039 has 4 divisors (see below), whose sum is σ = 73817203075056. Its totient is φ = 73524277665024.

The previous prime is 73670740369969. The next prime is 73670740370057. The reversal of 73670740370039 is 93007304707637.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73670740370039 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 (73670740370069) 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, 73231351754 + ... + 73231352759.

It is an arithmetic number, because the mean of its divisors is an integer number (18454300768764).

Almost surely, 2^{73670740370039} is an apocalyptic number.

73670740370039 is a deficient number, since it is larger than the sum of its proper divisors (146462705017).

73670740370039 is a wasteful number, since it uses less digits than its factorization.

73670740370039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146462705016.

The product of its (nonzero) digits is 14002632, while the sum is 56.

The spelling of 73670740370039 in words is "seventy-three trillion, six hundred seventy billion, seven hundred forty million, three hundred seventy thousand, thirty-nine".