4161421624 has 16 divisors (see below), whose sum is σ = 7807745520. Its totient is φ = 2079356160.

The previous prime is 4161421609. The next prime is 4161421639. The reversal of 4161421624 is 4261241614.

It is an interprime number because it is at equal distance from previous prime (4161421609) and next prime (4161421639).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156217 + ... + 180904.

It is an arithmetic number, because the mean of its divisors is an integer number (487984095).

Almost surely, 2^4161421624 is an apocalyptic number.

It is an amenable number.

4161421624 is a deficient number, since it is larger than the sum of its proper divisors (3646323896).

4161421624 is a wasteful number, since it uses less digits than its factorization.

4161421624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338670 (or 338666 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 4161421624 is about 64509.0817172280. The cubic root of 4161421624 is about 1608.4734864241.

The spelling of 4161421624 in words is "four billion, one hundred sixty-one million, four hundred twenty-one thousand, six hundred twenty-four".