23070606661 has 2 divisors, whose sum is σ = 23070606662. Its totient is φ = 23070606660.

The previous prime is 23070606659. The next prime is 23070606677. The reversal of 23070606661 is 16660607032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21994373025 + 1076233636 = 148305^2 + 32806^2 .

It is a cyclic number.

It is not a de Polignac number, because 23070606661 - 2¹ = 23070606659 is a prime.

Together with 23070606659, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 23070606661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23070606061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11535303330 + 11535303331.

It is an arithmetic number, because the mean of its divisors is an integer number (11535303331).

Almost surely, 2^23070606661 is an apocalyptic number.

It is an amenable number.

23070606661 is a deficient number, since it is larger than the sum of its proper divisors (1).

23070606661 is an equidigital number, since it uses as much as digits as its factorization.

23070606661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 23070606661 in words is "twenty-three billion, seventy million, six hundred six thousand, six hundred sixty-one".