11772580863 has 16 divisors (see below), whose sum is σ = 16425092096. Its totient is φ = 7491165120.

The previous prime is 11772580817. The next prime is 11772580873. The reversal of 11772580863 is 36808527711.

It is a happy number.

It is not a de Polignac number, because 11772580863 - 2¹⁷ = 11772449791 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 (11772580873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860245 + ... + 873822.

It is an arithmetic number, because the mean of its divisors is an integer number (1026568256).

Almost surely, 2^11772580863 is an apocalyptic number.

11772580863 is a deficient number, since it is larger than the sum of its proper divisors (4652511233).

11772580863 is a wasteful number, since it uses less digits than its factorization.

11772580863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734174.

The product of its (nonzero) digits is 564480, while the sum is 48.

The spelling of 11772580863 in words is "eleven billion, seven hundred seventy-two million, five hundred eighty thousand, eight hundred sixty-three".