23729621711 has 2 divisors, whose sum is σ = 23729621712. Its totient is φ = 23729621710.

The previous prime is 23729621653. The next prime is 23729621777. The reversal of 23729621711 is 11712692732.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23729621711 - 2¹⁴ = 23729605327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23729621791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11864810855 + 11864810856.

It is an arithmetic number, because the mean of its divisors is an integer number (11864810856).

Almost surely, 2^23729621711 is an apocalyptic number.

23729621711 is a deficient number, since it is larger than the sum of its proper divisors (1).

23729621711 is an equidigital number, since it uses as much as digits as its factorization.

23729621711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 41.

The spelling of 23729621711 in words is "twenty-three billion, seven hundred twenty-nine million, six hundred twenty-one thousand, seven hundred eleven".