4121636516 has 12 divisors (see below), whose sum is σ = 7380605232. Its totient is φ = 2012892168.

The previous prime is 4121636509. The next prime is 4121636539. The reversal of 4121636516 is 6156361214.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

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, 11981330 + ... + 11981673.

It is an arithmetic number, because the mean of its divisors is an integer number (615050436).

Almost surely, 2^4121636516 is an apocalyptic number.

It is an amenable number.

4121636516 is a deficient number, since it is larger than the sum of its proper divisors (3258968716).

4121636516 is a wasteful number, since it uses less digits than its factorization.

4121636516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23963050 (or 23963048 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 4121636516 is about 64199.9728660379. The cubic root of 4121636516 is about 1603.3311478665.

The spelling of 4121636516 in words is "four billion, one hundred twenty-one million, six hundred thirty-six thousand, five hundred sixteen".