142465433620231 has 2 divisors, whose sum is σ = 142465433620232. Its totient is φ = 142465433620230.

The previous prime is 142465433620217. The next prime is 142465433620243. The reversal of 142465433620231 is 132026334564241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142465433620231 - 2³¹ = 142463286136583 is a prime.

It is a super-2 number, since 2×142465433620231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142465433620031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71232716810115 + 71232716810116.

It is an arithmetic number, because the mean of its divisors is an integer number (71232716810116).

Almost surely, 2^{142465433620231} is an apocalyptic number.

142465433620231 is a deficient number, since it is larger than the sum of its proper divisors (1).

142465433620231 is an equidigital number, since it uses as much as digits as its factorization.

142465433620231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 142465433620231 in words is "one hundred forty-two trillion, four hundred sixty-five billion, four hundred thirty-three million, six hundred twenty thousand, two hundred thirty-one".