6241663456745 has 8 divisors (see below), whose sum is σ = 7490233355400. Its totient is φ = 4993172627200.

The previous prime is 6241663456741. The next prime is 6241663456877. The reversal of 6241663456745 is 5476543661426.

It can be written as a sum of positive squares in 4 ways, for example, as 2658869404816 + 3582794051929 = 1630604^2 + 1892827^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6241663456745 - 2² = 6241663456741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6241663456741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19593470 + ... + 19909479.

It is an arithmetic number, because the mean of its divisors is an integer number (936279169425).

Almost surely, 2^{6241663456745} is an apocalyptic number.

It is an amenable number.

6241663456745 is a deficient number, since it is larger than the sum of its proper divisors (1248569898655).

6241663456745 is a wasteful number, since it uses less digits than its factorization.

6241663456745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39534555.

The product of its digits is 87091200, while the sum is 59.

The spelling of 6241663456745 in words is "six trillion, two hundred forty-one billion, six hundred sixty-three million, four hundred fifty-six thousand, seven hundred forty-five".