73772566763 has 12 divisors (see below), whose sum is σ = 85825274832. Its totient is φ = 63227581200.

The previous prime is 73772566739. The next prime is 73772566771. The reversal of 73772566763 is 36766527737.

It is not a de Polignac number, because 73772566763 - 2¹⁰ = 73772565739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73772566783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 489881 + ... + 622517.

It is an arithmetic number, because the mean of its divisors is an integer number (7152106236).

Almost surely, 2^73772566763 is an apocalyptic number.

73772566763 is a deficient number, since it is larger than the sum of its proper divisors (12052708069).

73772566763 is a wasteful number, since it uses less digits than its factorization.

73772566763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144002 (or 143995 counting only the distinct ones).

The product of its digits is 46675440, while the sum is 59.

The spelling of 73772566763 in words is "seventy-three billion, seven hundred seventy-two million, five hundred sixty-six thousand, seven hundred sixty-three".