4089439027694 has 32 divisors (see below), whose sum is σ = 6409668412800. Its totient is φ = 1954397652480.

The previous prime is 4089439027649. The next prime is 4089439027697. The reversal of 4089439027694 is 4967209349804.

It is a super-2 number, since 2×4089439027694² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4089439027694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4089439027697) 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, 1639142 + ... + 3296310.

It is an arithmetic number, because the mean of its divisors is an integer number (200302137900).

Almost surely, 2^{4089439027694} is an apocalyptic number.

4089439027694 is a deficient number, since it is larger than the sum of its proper divisors (2320229385106).

4089439027694 is a wasteful number, since it uses less digits than its factorization.

4089439027694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657628.

The product of its (nonzero) digits is 94058496, while the sum is 65.

The spelling of 4089439027694 in words is "four trillion, eighty-nine billion, four hundred thirty-nine million, twenty-seven thousand, six hundred ninety-four".