22763637485 has 16 divisors (see below), whose sum is σ = 27773161392. Its totient is φ = 17906572800.

The previous prime is 22763637443. The next prime is 22763637509. The reversal of 22763637485 is 58473636722.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 7478271529 + 15285365956 = 86477^2 + 123634^2 .

It is not a de Polignac number, because 22763637485 - 2²⁰ = 22762588909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1099025 + ... + 1119545.

It is an arithmetic number, because the mean of its divisors is an integer number (1735822587).

Almost surely, 2^22763637485 is an apocalyptic number.

It is an amenable number.

22763637485 is a deficient number, since it is larger than the sum of its proper divisors (5009523907).

22763637485 is a wasteful number, since it uses less digits than its factorization.

22763637485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24224.

The product of its digits is 10160640, while the sum is 53.

The spelling of 22763637485 in words is "twenty-two billion, seven hundred sixty-three million, six hundred thirty-seven thousand, four hundred eighty-five".