4441145247 has 32 divisors (see below), whose sum is σ = 8202984960. Its totient is φ = 2307087360.

The previous prime is 4441145237. The next prime is 4441145251. The reversal of 4441145247 is 7425411444.

It is not a de Polignac number, because 4441145247 - 2¹¹ = 4441143199 is a prime.

It is a super-2 number, since 2×4441145247² = 39447542209901382018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4441145237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1066018 + ... + 1070175.

It is an arithmetic number, because the mean of its divisors is an integer number (256343280).

Almost surely, 2^4441145247 is an apocalyptic number.

4441145247 is a deficient number, since it is larger than the sum of its proper divisors (3761839713).

4441145247 is a wasteful number, since it uses less digits than its factorization.

4441145247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136220 (or 2136214 counting only the distinct ones).

The product of its digits is 71680, while the sum is 36.

The square root of 4441145247 is about 66641.9180921438. The cubic root of 4441145247 is about 1643.7344561518.

The spelling of 4441145247 in words is "four billion, four hundred forty-one million, one hundred forty-five thousand, two hundred forty-seven".