240285192595831 has 2 divisors, whose sum is σ = 240285192595832. Its totient is φ = 240285192595830.

The previous prime is 240285192595781. The next prime is 240285192595873. The reversal of 240285192595831 is 138595291582042.

It is a happy number.

240285192595831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 240285192595831 - 2²⁷ = 240285058378103 is a prime.

It is a super-2 number, since 2×240285192595831² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240285192596831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120142596297915 + 120142596297916.

It is an arithmetic number, because the mean of its divisors is an integer number (120142596297916).

Almost surely, 2^{240285192595831} is an apocalyptic number.

240285192595831 is a deficient number, since it is larger than the sum of its proper divisors (1).

240285192595831 is an equidigital number, since it uses as much as digits as its factorization.

240285192595831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208000, while the sum is 64.

The spelling of 240285192595831 in words is "two hundred forty trillion, two hundred eighty-five billion, one hundred ninety-two million, five hundred ninety-five thousand, eight hundred thirty-one".