4161489624 has 48 divisors (see below), whose sum is σ = 11284556400. Its totient is φ = 1385457984.

The previous prime is 4161489623. The next prime is 4161489643. The reversal of 4161489624 is 4269841614.

4161489624 is a `hidden beast` number, since 4 + 1 + 6 + 14 + 8 + 9 + 624 = 666.

It is a super-2 number, since 2×4161489624² = 34635991781319322752, which contains 22 as substring.

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 a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 4161489624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4161489623) 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, 24142 + ... + 94370.

It is an arithmetic number, because the mean of its divisors is an integer number (235094925).

Almost surely, 2^4161489624 is an apocalyptic number.

It is an amenable number.

4161489624 is an abundant number, since it is smaller than the sum of its proper divisors (7123066776).

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

4161489624 is a wasteful number, since it uses less digits than its factorization.

4161489624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71064 (or 71057 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 4161489624 is about 64509.6087726472. The cubic root of 4161489624 is about 1608.4822475008.

The spelling of 4161489624 in words is "four billion, one hundred sixty-one million, four hundred eighty-nine thousand, six hundred twenty-four".