23706649349 has 2 divisors, whose sum is σ = 23706649350. Its totient is φ = 23706649348.

The previous prime is 23706649339. The next prime is 23706649387. The reversal of 23706649349 is 94394660732.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22687890625 + 1018758724 = 150625^2 + 31918^2 .

It is a cyclic number.

It is not a de Polignac number, because 23706649349 - 2⁸ = 23706649093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23706649349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23706649339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11853324674 + 11853324675.

It is an arithmetic number, because the mean of its divisors is an integer number (11853324675).

Almost surely, 2^23706649349 is an apocalyptic number.

It is an amenable number.

23706649349 is a deficient number, since it is larger than the sum of its proper divisors (1).

23706649349 is an equidigital number, since it uses as much as digits as its factorization.

23706649349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 53.

The spelling of 23706649349 in words is "twenty-three billion, seven hundred six million, six hundred forty-nine thousand, three hundred forty-nine".