3240310655 has 4 divisors (see below), whose sum is σ = 3888372792. Its totient is φ = 2592248520.

The previous prime is 3240310649. The next prime is 3240310669. The reversal of 3240310655 is 5560130423.

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

It is not a de Polignac number, because 3240310655 - 2²⁶ = 3173201791 is a prime.

It is a super-2 number, since 2×3240310655² = 20999226281813058050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent 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, 324031061 + ... + 324031070.

It is an arithmetic number, because the mean of its divisors is an integer number (972093198).

Almost surely, 2^3240310655 is an apocalyptic number.

3240310655 is a deficient number, since it is larger than the sum of its proper divisors (648062137).

3240310655 is an equidigital number, since it uses as much as digits as its factorization.

3240310655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648062136.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 3240310655 is about 56923.7266436413. The cubic root of 3240310655 is about 1479.7745357481.

The spelling of 3240310655 in words is "three billion, two hundred forty million, three hundred ten thousand, six hundred fifty-five".