142599951196931 has 2 divisors, whose sum is σ = 142599951196932. Its totient is φ = 142599951196930.

The previous prime is 142599951196907. The next prime is 142599951196987. The reversal of 142599951196931 is 139691159995241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142599951196931 - 2⁴² = 138201904685827 is a prime.

It is a super-2 number, since 2×142599951196931² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142599951195931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71299975598465 + 71299975598466.

It is an arithmetic number, because the mean of its divisors is an integer number (71299975598466).

Almost surely, 2^{142599951196931} is an apocalyptic number.

142599951196931 is a deficient number, since it is larger than the sum of its proper divisors (1).

142599951196931 is an equidigital number, since it uses as much as digits as its factorization.

142599951196931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 212576400, while the sum is 74.

The spelling of 142599951196931 in words is "one hundred forty-two trillion, five hundred ninety-nine billion, nine hundred fifty-one million, one hundred ninety-six thousand, nine hundred thirty-one".