240311414309987 has 2 divisors, whose sum is σ = 240311414309988. Its totient is φ = 240311414309986.

The previous prime is 240311414309977. The next prime is 240311414310013. The reversal of 240311414309987 is 789903414113042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240311414309987 - 2¹⁴ = 240311414293603 is a prime.

It is not a weakly prime, because it can be changed into another prime (240311414309947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120155707154993 + 120155707154994.

It is an arithmetic number, because the mean of its divisors is an integer number (120155707154994).

Almost surely, 2^{240311414309987} is an apocalyptic number.

240311414309987 is a deficient number, since it is larger than the sum of its proper divisors (1).

240311414309987 is an equidigital number, since it uses as much as digits as its factorization.

240311414309987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5225472, while the sum is 56.

The spelling of 240311414309987 in words is "two hundred forty trillion, three hundred eleven billion, four hundred fourteen million, three hundred nine thousand, nine hundred eighty-seven".