6240456450259 has 4 divisors (see below), whose sum is σ = 6241319710560. Its totient is φ = 6239593189960.

The previous prime is 6240456450223. The next prime is 6240456450271. The reversal of 6240456450259 is 9520546540426.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6240456450259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6240456450359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431619307 + ... + 431633764.

It is an arithmetic number, because the mean of its divisors is an integer number (1560329927640).

Almost surely, 2^{6240456450259} is an apocalyptic number.

6240456450259 is a deficient number, since it is larger than the sum of its proper divisors (863260301).

6240456450259 is an equidigital number, since it uses as much as digits as its factorization.

6240456450259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863260300.

The product of its (nonzero) digits is 10368000, while the sum is 52.

The spelling of 6240456450259 in words is "six trillion, two hundred forty billion, four hundred fifty-six million, four hundred fifty thousand, two hundred fifty-nine".