6255243641 has 4 divisors (see below), whose sum is σ = 6264296784. Its totient is φ = 6246190500.

The previous prime is 6255243629. The next prime is 6255243671. The reversal of 6255243641 is 1463425526.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6255243641 - 2¹⁴ = 6255227257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6255243595 and 6255243604.

It is not an unprimeable number, because it can be changed into a prime (6255243671) 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, 4525535 + ... + 4526916.

It is an arithmetic number, because the mean of its divisors is an integer number (1566074196).

Almost surely, 2^6255243641 is an apocalyptic number.

It is an amenable number.

6255243641 is a deficient number, since it is larger than the sum of its proper divisors (9053143).

6255243641 is an equidigital number, since it uses as much as digits as its factorization.

6255243641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9053142.

The product of its digits is 172800, while the sum is 38.

The square root of 6255243641 is about 79090.0982487694. The cubic root of 6255243641 is about 1842.5307450192.

The spelling of 6255243641 in words is "six billion, two hundred fifty-five million, two hundred forty-three thousand, six hundred forty-one".