23651507145143 has 2 divisors, whose sum is σ = 23651507145144. Its totient is φ = 23651507145142.

The previous prime is 23651507145139. The next prime is 23651507145151. The reversal of 23651507145143 is 34154170515632.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23651507145143 - 2² = 23651507145139 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23651507145103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11825753572571 + 11825753572572.

It is an arithmetic number, because the mean of its divisors is an integer number (11825753572572).

Almost surely, 2^{23651507145143} is an apocalyptic number.

23651507145143 is a deficient number, since it is larger than the sum of its proper divisors (1).

23651507145143 is an equidigital number, since it uses as much as digits as its factorization.

23651507145143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 23651507145143 in words is "twenty-three trillion, six hundred fifty-one billion, five hundred seven million, one hundred forty-five thousand, one hundred forty-three".