2340252256081 has 2 divisors, whose sum is σ = 2340252256082. Its totient is φ = 2340252256080.

The previous prime is 2340252256073. The next prime is 2340252256171. The reversal of 2340252256081 is 1806522520432.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1507532129856 + 832720126225 = 1227816^2 + 912535^2 .

It is a cyclic number.

It is not a de Polignac number, because 2340252256081 - 2³ = 2340252256073 is a prime.

It is a super-2 number, since 2×2340252256081² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2340252256681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1170126128040 + 1170126128041.

It is an arithmetic number, because the mean of its divisors is an integer number (1170126128041).

Almost surely, 2^{2340252256081} is an apocalyptic number.

It is an amenable number.

2340252256081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340252256081 is an equidigital number, since it uses as much as digits as its factorization.

2340252256081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 2340252256081 in words is "two trillion, three hundred forty billion, two hundred fifty-two million, two hundred fifty-six thousand, eighty-one".