4145889957 has 16 divisors (see below), whose sum is σ = 6036340800. Its totient is φ = 2510179200.

The previous prime is 4145889953. The next prime is 4145889961. The reversal of 4145889957 is 7599885414.

It is an interprime number because it is at equal distance from previous prime (4145889953) and next prime (4145889961).

It is not a de Polignac number, because 4145889957 - 2² = 4145889953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4145889957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4145889953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27832 + ... + 95217.

It is an arithmetic number, because the mean of its divisors is an integer number (377271300).

Almost surely, 2^4145889957 is an apocalyptic number.

It is an amenable number.

4145889957 is a deficient number, since it is larger than the sum of its proper divisors (1890450843).

4145889957 is a wasteful number, since it uses less digits than its factorization.

4145889957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124084.

The product of its digits is 14515200, while the sum is 60.

The square root of 4145889957 is about 64388.5856111159. The cubic root of 4145889957 is about 1606.4698907086.

The spelling of 4145889957 in words is "four billion, one hundred forty-five million, eight hundred eighty-nine thousand, nine hundred fifty-seven".