23380647019357 has 2 divisors, whose sum is σ = 23380647019358. Its totient is φ = 23380647019356.

The previous prime is 23380647019351. The next prime is 23380647019369. The reversal of 23380647019357 is 75391074608332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15639264531801 + 7741382487556 = 3954651^2 + 2782334^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23380647019357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23380647019351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11690323509678 + 11690323509679.

It is an arithmetic number, because the mean of its divisors is an integer number (11690323509679).

It is a 1-persistent number, because it is pandigital, but 2⋅23380647019357 = 46761294038714 is not.

Almost surely, 2^{23380647019357} is an apocalyptic number.

It is an amenable number.

23380647019357 is a deficient number, since it is larger than the sum of its proper divisors (1).

23380647019357 is an equidigital number, since it uses as much as digits as its factorization.

23380647019357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22861440, while the sum is 58.

The spelling of 23380647019357 in words is "twenty-three trillion, three hundred eighty billion, six hundred forty-seven million, nineteen thousand, three hundred fifty-seven".