5671818342 has 64 divisors (see below), whose sum is σ = 13287628800. Its totient is φ = 1790665920.

The previous prime is 5671818337. The next prime is 5671818391. The reversal of 5671818342 is 2438181765.

5671818342 is a `hidden beast` number, since 567 + 1 + 8 + 1 + 83 + 4 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42634 + ... + 114722.

It is an arithmetic number, because the mean of its divisors is an integer number (207619200).

Almost surely, 2^5671818342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5671818342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6643814400).

5671818342 is an abundant number, since it is smaller than the sum of its proper divisors (7615810458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5671818342 is a wasteful number, since it uses less digits than its factorization.

5671818342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72178 (or 72172 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 5671818342 is about 75311.4755000856. The cubic root of 5671818342 is about 1783.3671842023.

The spelling of 5671818342 in words is "five billion, six hundred seventy-one million, eight hundred eighteen thousand, three hundred forty-two".