4245537251 has 12 divisors (see below), whose sum is σ = 4513505832. Its totient is φ = 3992683104.

The previous prime is 4245537239. The next prime is 4245537259. The reversal of 4245537251 is 1527355424.

It is not a de Polignac number, because 4245537251 - 2¹⁸ = 4245275107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4245537259) 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, 6536 + ... + 92378.

It is an arithmetic number, because the mean of its divisors is an integer number (376125486).

Almost surely, 2^4245537251 is an apocalyptic number.

4245537251 is a deficient number, since it is larger than the sum of its proper divisors (267968581).

4245537251 is a wasteful number, since it uses less digits than its factorization.

4245537251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86018 (or 85999 counting only the distinct ones).

The product of its digits is 168000, while the sum is 38.

The square root of 4245537251 is about 65157.7873396573. The cubic root of 4245537251 is about 1619.2387383754.

The spelling of 4245537251 in words is "four billion, two hundred forty-five million, five hundred thirty-seven thousand, two hundred fifty-one".