385783732423099 has 2 divisors, whose sum is σ = 385783732423100. Its totient is φ = 385783732423098.

The previous prime is 385783732423091. The next prime is 385783732423223. The reversal of 385783732423099 is 990324237387583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 385783732423099 - 2³ = 385783732423091 is a prime.

It is not a weakly prime, because it can be changed into another prime (385783732423091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192891866211549 + 192891866211550.

It is an arithmetic number, because the mean of its divisors is an integer number (192891866211550).

Almost surely, 2^{385783732423099} is an apocalyptic number.

385783732423099 is a deficient number, since it is larger than the sum of its proper divisors (1).

385783732423099 is an equidigital number, since it uses as much as digits as its factorization.

385783732423099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1646023680, while the sum is 73.

The spelling of 385783732423099 in words is "three hundred eighty-five trillion, seven hundred eighty-three billion, seven hundred thirty-two million, four hundred twenty-three thousand, ninety-nine".