385081276031 has 2 divisors, whose sum is σ = 385081276032. Its totient is φ = 385081276030.

The previous prime is 385081276007. The next prime is 385081276043. The reversal of 385081276031 is 130672180583.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385081276031 is a prime.

It is a super-2 number, since 2×385081276031² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385081276091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192540638015 + 192540638016.

It is an arithmetic number, because the mean of its divisors is an integer number (192540638016).

Almost surely, 2^385081276031 is an apocalyptic number.

385081276031 is a deficient number, since it is larger than the sum of its proper divisors (1).

385081276031 is an equidigital number, since it uses as much as digits as its factorization.

385081276031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 385081276031 in words is "three hundred eighty-five billion, eighty-one million, two hundred seventy-six thousand, thirty-one".