23662155574087 has 2 divisors, whose sum is σ = 23662155574088. Its totient is φ = 23662155574086.

The previous prime is 23662155574061. The next prime is 23662155574223. The reversal of 23662155574087 is 78047555126632.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23662155574087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23662155572087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11831077787043 + 11831077787044.

It is an arithmetic number, because the mean of its divisors is an integer number (11831077787044).

Almost surely, 2^{23662155574087} is an apocalyptic number.

23662155574087 is a deficient number, since it is larger than the sum of its proper divisors (1).

23662155574087 is an equidigital number, since it uses as much as digits as its factorization.

23662155574087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672000, while the sum is 61.

The spelling of 23662155574087 in words is "twenty-three trillion, six hundred sixty-two billion, one hundred fifty-five million, five hundred seventy-four thousand, eighty-seven".