73340070737 has 4 divisors (see below), whose sum is σ = 77200074480. Its totient is φ = 69480066996.

The previous prime is 73340070709. The next prime is 73340070781. The reversal of 73340070737 is 73707004337.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 73707004337 = 16649 ⋅4427113.

It is a cyclic number.

It is not a de Polignac number, because 73340070737 - 2²⁸ = 73071635281 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73340070694 and 73340070703.

It is not an unprimeable number, because it can be changed into a prime (73340070137) 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, 1930001843 + ... + 1930001880.

It is an arithmetic number, because the mean of its divisors is an integer number (19300018620).

Almost surely, 2^73340070737 is an apocalyptic number.

It is an amenable number.

73340070737 is a deficient number, since it is larger than the sum of its proper divisors (3860003743).

73340070737 is a wasteful number, since it uses less digits than its factorization.

73340070737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3860003742.

The product of its (nonzero) digits is 259308, while the sum is 41.

The spelling of 73340070737 in words is "seventy-three billion, three hundred forty million, seventy thousand, seven hundred thirty-seven".