4117985542 has 8 divisors (see below), whose sum is σ = 6738521832. Its totient is φ = 1871811600.

The previous prime is 4117985537. The next prime is 4117985549. The reversal of 4117985542 is 2455897114.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4117985492 and 4117985501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4117985549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93590559 + ... + 93590602.

It is an arithmetic number, because the mean of its divisors is an integer number (842315229).

Almost surely, 2^4117985542 is an apocalyptic number.

4117985542 is a deficient number, since it is larger than the sum of its proper divisors (2620536290).

4117985542 is a wasteful number, since it uses less digits than its factorization.

4117985542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187181174.

The product of its digits is 403200, while the sum is 46.

The square root of 4117985542 is about 64171.5321774383. The cubic root of 4117985542 is about 1602.8575940904.

The spelling of 4117985542 in words is "four billion, one hundred seventeen million, nine hundred eighty-five thousand, five hundred forty-two".