240902434271 has 2 divisors, whose sum is σ = 240902434272. Its totient is φ = 240902434270.

The previous prime is 240902434249. The next prime is 240902434303. The reversal of 240902434271 is 172434209042.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240902434271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240902434571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120451217135 + 120451217136.

It is an arithmetic number, because the mean of its divisors is an integer number (120451217136).

Almost surely, 2^240902434271 is an apocalyptic number.

240902434271 is a deficient number, since it is larger than the sum of its proper divisors (1).

240902434271 is an equidigital number, since it uses as much as digits as its factorization.

240902434271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 240902434271 in words is "two hundred forty billion, nine hundred two million, four hundred thirty-four thousand, two hundred seventy-one".