73065772093 has 4 divisors (see below), whose sum is σ = 73117119808. Its totient is φ = 73014424380.

The previous prime is 73065772079. The next prime is 73065772139. The reversal of 73065772093 is 39027756037.

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 73065772093 - 2⁵ = 73065772061 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 (73065772063) 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, 25671723 + ... + 25674568.

It is an arithmetic number, because the mean of its divisors is an integer number (18279279952).

Almost surely, 2^73065772093 is an apocalyptic number.

It is an amenable number.

73065772093 is a deficient number, since it is larger than the sum of its proper divisors (51347715).

73065772093 is a wasteful number, since it uses less digits than its factorization.

73065772093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51347714.

The product of its (nonzero) digits is 1666980, while the sum is 49.

The spelling of 73065772093 in words is "seventy-three billion, sixty-five million, seven hundred seventy-two thousand, ninety-three".