3427118678 has 4 divisors (see below), whose sum is σ = 5140678020. Its totient is φ = 1713559338.

The previous prime is 3427118677. The next prime is 3427118683. The reversal of 3427118678 is 8768117243.

It is a happy number.

3427118678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8768117243 = 191 ⋅45906373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3427118677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 856779668 + ... + 856779671.

It is an arithmetic number, because the mean of its divisors is an integer number (1285169505).

Almost surely, 2^3427118678 is an apocalyptic number.

3427118678 is a deficient number, since it is larger than the sum of its proper divisors (1713559342).

3427118678 is a wasteful number, since it uses less digits than its factorization.

3427118678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713559341.

The product of its digits is 451584, while the sum is 47.

The square root of 3427118678 is about 58541.5978429014. The cubic root of 3427118678 is about 1507.6818776421.

The spelling of 3427118678 in words is "three billion, four hundred twenty-seven million, one hundred eighteen thousand, six hundred seventy-eight".