22631853947 has 2 divisors, whose sum is σ = 22631853948. Its totient is φ = 22631853946.

The previous prime is 22631853901. The next prime is 22631853961. The reversal of 22631853947 is 74935813622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22631853947 - 2¹⁴ = 22631837563 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22631853895 and 22631853904.

It is not a weakly prime, because it can be changed into another prime (22631853847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11315926973 + 11315926974.

It is an arithmetic number, because the mean of its divisors is an integer number (11315926974).

Almost surely, 2^22631853947 is an apocalyptic number.

22631853947 is a deficient number, since it is larger than the sum of its proper divisors (1).

22631853947 is an equidigital number, since it uses as much as digits as its factorization.

22631853947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The spelling of 22631853947 in words is "twenty-two billion, six hundred thirty-one million, eight hundred fifty-three thousand, nine hundred forty-seven".