22746237713497 has 2 divisors, whose sum is σ = 22746237713498. Its totient is φ = 22746237713496.

The previous prime is 22746237713477. The next prime is 22746237713543. The reversal of 22746237713497 is 79431773264722.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18430630334281 + 4315607379216 = 4293091^2 + 2077404^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22746237713497 is a prime.

It is not a weakly prime, because it can be changed into another prime (22746237713447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11373118856748 + 11373118856749.

It is an arithmetic number, because the mean of its divisors is an integer number (11373118856749).

Almost surely, 2^{22746237713497} is an apocalyptic number.

It is an amenable number.

22746237713497 is a deficient number, since it is larger than the sum of its proper divisors (1).

22746237713497 is an equidigital number, since it uses as much as digits as its factorization.

22746237713497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 149361408, while the sum is 64.

The spelling of 22746237713497 in words is "twenty-two trillion, seven hundred forty-six billion, two hundred thirty-seven million, seven hundred thirteen thousand, four hundred ninety-seven".