146781933713 has 2 divisors, whose sum is σ = 146781933714. Its totient is φ = 146781933712.

The previous prime is 146781933679. The next prime is 146781933751. The reversal of 146781933713 is 317339187641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135385730704 + 11396203009 = 367948^2 + 106753^2 .

It is a cyclic number.

It is not a de Polignac number, because 146781933713 - 2²⁶ = 146714824849 is a prime.

It is not a weakly prime, because it can be changed into another prime (146781903713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73390966856 + 73390966857.

It is an arithmetic number, because the mean of its divisors is an integer number (73390966857).

Almost surely, 2^146781933713 is an apocalyptic number.

It is an amenable number.

146781933713 is a deficient number, since it is larger than the sum of its proper divisors (1).

146781933713 is an equidigital number, since it uses as much as digits as its factorization.

146781933713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2286144, while the sum is 53.

The spelling of 146781933713 in words is "one hundred forty-six billion, seven hundred eighty-one million, nine hundred thirty-three thousand, seven hundred thirteen".