22073955947 has 2 divisors, whose sum is σ = 22073955948. Its totient is φ = 22073955946.

The previous prime is 22073955901. The next prime is 22073955971. The reversal of 22073955947 is 74955937022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22073955947 - 2³² = 17778988651 is a prime.

It is not a weakly prime, because it can be changed into another prime (22073955977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11036977973 + 11036977974.

It is an arithmetic number, because the mean of its divisors is an integer number (11036977974).

Almost surely, 2^22073955947 is an apocalyptic number.

22073955947 is a deficient number, since it is larger than the sum of its proper divisors (1).

22073955947 is an equidigital number, since it uses as much as digits as its factorization.

22073955947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4762800, while the sum is 53.

The spelling of 22073955947 in words is "twenty-two billion, seventy-three million, nine hundred fifty-five thousand, nine hundred forty-seven".