146781933799 has 2 divisors, whose sum is σ = 146781933800. Its totient is φ = 146781933798.

The previous prime is 146781933757. The next prime is 146781933869. The reversal of 146781933799 is 997339187641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146781933799 - 2⁷ = 146781933671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146781933299) 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, 73390966899 + 73390966900.

It is an arithmetic number, because the mean of its divisors is an integer number (73390966900).

Almost surely, 2^146781933799 is an apocalyptic number.

146781933799 is a deficient number, since it is larger than the sum of its proper divisors (1).

146781933799 is an equidigital number, since it uses as much as digits as its factorization.

146781933799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61725888, while the sum is 67.

The spelling of 146781933799 in words is "one hundred forty-six billion, seven hundred eighty-one million, nine hundred thirty-three thousand, seven hundred ninety-nine".