240875653877 has 2 divisors, whose sum is σ = 240875653878. Its totient is φ = 240875653876.

The previous prime is 240875653807. The next prime is 240875653897. The reversal of 240875653877 is 778356578042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147429889156 + 93445764721 = 383966^2 + 305689^2 .

It is a cyclic number.

It is not a de Polignac number, because 240875653877 - 2¹⁸ = 240875391733 is a prime.

It is a super-2 number, since 2×240875653877² (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 (240875653807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120437826938 + 120437826939.

It is an arithmetic number, because the mean of its divisors is an integer number (120437826939).

Almost surely, 2^240875653877 is an apocalyptic number.

It is an amenable number.

240875653877 is a deficient number, since it is larger than the sum of its proper divisors (1).

240875653877 is an equidigital number, since it uses as much as digits as its factorization.

240875653877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79027200, while the sum is 62.

The spelling of 240875653877 in words is "two hundred forty billion, eight hundred seventy-five million, six hundred fifty-three thousand, eight hundred seventy-seven".