4011406642 has 8 divisors (see below), whose sum is σ = 6030693936. Its totient is φ = 2001175332.

The previous prime is 4011406631. The next prime is 4011406709. The reversal of 4011406642 is 2466041104.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4011406642.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2262888 + ... + 2264659.

It is an arithmetic number, because the mean of its divisors is an integer number (753836742).

Almost surely, 2^4011406642 is an apocalyptic number.

4011406642 is a deficient number, since it is larger than the sum of its proper divisors (2019287294).

4011406642 is a wasteful number, since it uses less digits than its factorization.

4011406642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527992.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 4011406642 is about 63335.6664289561. Note that the first 3 decimals coincide. The cubic root of 4011406642 is about 1588.9085295627.

Adding to 4011406642 its reverse (2466041104), we get a palindrome (6477447746).

The spelling of 4011406642 in words is "four billion, eleven million, four hundred six thousand, six hundred forty-two".