73370706737 has 4 divisors (see below), whose sum is σ = 73373143536. Its totient is φ = 73368269940.

The previous prime is 73370706727. The next prime is 73370706743. The reversal of 73370706737 is 73760707337.

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: 73760707337 = 269 ⋅274203373.

It is a cyclic number.

It is not a de Polignac number, because 73370706737 - 2⁸ = 73370706481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73370706727) 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, 1172663 + ... + 1233644.

It is an arithmetic number, because the mean of its divisors is an integer number (18343285884).

Almost surely, 2^73370706737 is an apocalyptic number.

It is an amenable number.

73370706737 is a deficient number, since it is larger than the sum of its proper divisors (2436799).

73370706737 is a wasteful number, since it uses less digits than its factorization.

73370706737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436798.

The product of its (nonzero) digits is 2722734, while the sum is 50.

The spelling of 73370706737 in words is "seventy-three billion, three hundred seventy million, seven hundred six thousand, seven hundred thirty-seven".