22747855759 has 2 divisors, whose sum is σ = 22747855760. Its totient is φ = 22747855758.

The previous prime is 22747855727. The next prime is 22747855783. The reversal of 22747855759 is 95755874722.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22747855759 - 2⁵ = 22747855727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22747855697 and 22747855706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22747855789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11373927879 + 11373927880.

It is an arithmetic number, because the mean of its divisors is an integer number (11373927880).

Almost surely, 2^22747855759 is an apocalyptic number.

22747855759 is a deficient number, since it is larger than the sum of its proper divisors (1).

22747855759 is an equidigital number, since it uses as much as digits as its factorization.

22747855759 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49392000, while the sum is 61.

The spelling of 22747855759 in words is "twenty-two billion, seven hundred forty-seven million, eight hundred fifty-five thousand, seven hundred fifty-nine".