240440995936091 has 2 divisors, whose sum is σ = 240440995936092. Its totient is φ = 240440995936090.

The previous prime is 240440995936039. The next prime is 240440995936123. The reversal of 240440995936091 is 190639599044042.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240440995936091 is a prime.

It is not a weakly prime, because it can be changed into another prime (240440995936021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120220497968045 + 120220497968046.

It is an arithmetic number, because the mean of its divisors is an integer number (120220497968046).

Almost surely, 2^{240440995936091} is an apocalyptic number.

240440995936091 is a deficient number, since it is larger than the sum of its proper divisors (1).

240440995936091 is an equidigital number, since it uses as much as digits as its factorization.

240440995936091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75582720, while the sum is 65.

The spelling of 240440995936091 in words is "two hundred forty trillion, four hundred forty billion, nine hundred ninety-five million, nine hundred thirty-six thousand, ninety-one".