4141891872 has 72 divisors (see below), whose sum is σ = 11886654780. Its totient is φ = 1367953920.

The previous prime is 4141891861. The next prime is 4141891877. The reversal of 4141891872 is 2781981414.

It can be written as a sum of positive squares in 2 ways, for example, as 4141694736 + 197136 = 64356^2 + 444^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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

It is not an unprimeable number, because it can be changed into a prime (4141891877) 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, 34579 + ... + 97362.

Almost surely, 2^4141891872 is an apocalyptic number.

It is an amenable number.

4141891872 is an abundant number, since it is smaller than the sum of its proper divisors (7744762908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4141891872 is a wasteful number, since it uses less digits than its factorization.

4141891872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132066 (or 132055 counting only the distinct ones).

The product of its digits is 129024, while the sum is 45.

The square root of 4141891872 is about 64357.5315872198. The cubic root of 4141891872 is about 1605.9533253909.

The spelling of 4141891872 in words is "four billion, one hundred forty-one million, eight hundred ninety-one thousand, eight hundred seventy-two".