4145442399 has 12 divisors (see below), whose sum is σ = 6843270096. Its totient is φ = 2368824192.

The previous prime is 4145442359. The next prime is 4145442407. The reversal of 4145442399 is 9932445414.

4145442399 is a `hidden beast` number, since 4 + 14 + 544 + 2 + 3 + 99 = 666.

It is not a de Polignac number, because 4145442399 - 2⁷ = 4145442271 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4145442349) 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, 32900274 + ... + 32900399.

It is an arithmetic number, because the mean of its divisors is an integer number (570272508).

Almost surely, 2^4145442399 is an apocalyptic number.

4145442399 is a deficient number, since it is larger than the sum of its proper divisors (2697827697).

4145442399 is a wasteful number, since it uses less digits than its factorization.

4145442399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65800686 (or 65800683 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 4145442399 is about 64385.1100721277. The cubic root of 4145442399 is about 1606.4120813012.

The spelling of 4145442399 in words is "four billion, one hundred forty-five million, four hundred forty-two thousand, three hundred ninety-nine".