240412155045499 has 2 divisors, whose sum is σ = 240412155045500. Its totient is φ = 240412155045498.

The previous prime is 240412155045481. The next prime is 240412155045521. The reversal of 240412155045499 is 994540551214042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240412155045499 - 2²¹ = 240412152948347 is a prime.

It is not a weakly prime, because it can be changed into another prime (240412155045479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120206077522749 + 120206077522750.

It is an arithmetic number, because the mean of its divisors is an integer number (120206077522750).

Almost surely, 2^{240412155045499} is an apocalyptic number.

240412155045499 is a deficient number, since it is larger than the sum of its proper divisors (1).

240412155045499 is an equidigital number, since it uses as much as digits as its factorization.

240412155045499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368000, while the sum is 55.

The spelling of 240412155045499 in words is "two hundred forty trillion, four hundred twelve billion, one hundred fifty-five million, forty-five thousand, four hundred ninety-nine".