4188913690 has 32 divisors (see below), whose sum is σ = 8146575360. Its totient is φ = 1541623104.

The previous prime is 4188913661. The next prime is 4188913699. The reversal of 4188913690 is 963198814.

4188913690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4188913690² = 35093995804538832200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (4188913699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12570 + ... + 92389.

It is an arithmetic number, because the mean of its divisors is an integer number (254580480).

Almost surely, 2^4188913690 is an apocalyptic number.

4188913690 is a deficient number, since it is larger than the sum of its proper divisors (3957661670).

4188913690 is a wasteful number, since it uses less digits than its factorization.

4188913690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105286.

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 4188913690 is about 64721.8177278729. The cubic root of 4188913690 is about 1612.0077943272.

The spelling of 4188913690 in words is "four billion, one hundred eighty-eight million, nine hundred thirteen thousand, six hundred ninety".