5671694091840 has 448 divisors, whose sum is σ = 22191706736640. Its totient is φ = 1198200176640.

The previous prime is 5671694091803. The next prime is 5671694091851. The reversal of 5671694091840 is 481904961765.

It is a tau number, because it is divible by the number of its divisors (448).

It is a super-2 number, since 2×5671694091840² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4693159 + ... + 5776601.

It is an arithmetic number, because the mean of its divisors is an integer number (49535059680).

Almost surely, 2^{5671694091840} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5671694091840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11095853368320).

5671694091840 is an abundant number, since it is smaller than the sum of its proper divisors (16520012644800).

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

5671694091840 is a wasteful number, since it uses less digits than its factorization.

5671694091840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083530 (or 1083520 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 60.

The spelling of 5671694091840 in words is "five trillion, six hundred seventy-one billion, six hundred ninety-four million, ninety-one thousand, eight hundred forty".