240902434265 has 4 divisors (see below), whose sum is σ = 289082921124. Its totient is φ = 192721947408.

The previous prime is 240902434249. The next prime is 240902434271. The reversal of 240902434265 is 562434209042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38895333961 + 202007100304 = 197219^2 + 449452^2 .

It is a cyclic number.

It is not a de Polignac number, because 240902434265 - 2⁴ = 240902434249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24090243422 + ... + 24090243431.

It is an arithmetic number, because the mean of its divisors is an integer number (72270730281).

Almost surely, 2^240902434265 is an apocalyptic number.

It is an amenable number.

240902434265 is a deficient number, since it is larger than the sum of its proper divisors (48180486859).

240902434265 is an equidigital number, since it uses as much as digits as its factorization.

240902434265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48180486858.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 240902434265 in words is "two hundred forty billion, nine hundred two million, four hundred thirty-four thousand, two hundred sixty-five".