146631831959 has 2 divisors, whose sum is σ = 146631831960. Its totient is φ = 146631831958.

The previous prime is 146631831953. The next prime is 146631832021. The reversal of 146631831959 is 959138136641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146631831959 - 2¹⁶ = 146631766423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146631831953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73315915979 + 73315915980.

It is an arithmetic number, because the mean of its divisors is an integer number (73315915980).

Almost surely, 2^146631831959 is an apocalyptic number.

146631831959 is a deficient number, since it is larger than the sum of its proper divisors (1).

146631831959 is an equidigital number, since it uses as much as digits as its factorization.

146631831959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4199040, while the sum is 56.

The spelling of 146631831959 in words is "one hundred forty-six billion, six hundred thirty-one million, eight hundred thirty-one thousand, nine hundred fifty-nine".