4268245761 has 12 divisors (see below), whose sum is σ = 6639493588. Its totient is φ = 2626612704.

The previous prime is 4268245739. The next prime is 4268245763. The reversal of 4268245761 is 1675428624.

It can be written as a sum of positive squares in 2 ways, for example, as 297355536 + 3970890225 = 17244^2 + 63015^2 .

It is not a de Polignac number, because 4268245761 - 2²¹ = 4266148609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4268245763) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18240250 + ... + 18240483.

Almost surely, 2^4268245761 is an apocalyptic number.

It is an amenable number.

4268245761 is a deficient number, since it is larger than the sum of its proper divisors (2371247827).

4268245761 is a wasteful number, since it uses less digits than its factorization.

4268245761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36480752 (or 36480749 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 4268245761 is about 65331.8127790742. The cubic root of 4268245761 is about 1622.1205985298.

The spelling of 4268245761 in words is "four billion, two hundred sixty-eight million, two hundred forty-five thousand, seven hundred sixty-one".