71401422684 has 12 divisors (see below), whose sum is σ = 166603319624. Its totient is φ = 23800474224.

The previous prime is 71401422629. The next prime is 71401422707. The reversal of 71401422684 is 48622410417.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×71401422684² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2975059267 + ... + 2975059290.

Almost surely, 2^71401422684 is an apocalyptic number.

It is an amenable number.

71401422684 is an abundant number, since it is smaller than the sum of its proper divisors (95201896940).

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

71401422684 is a wasteful number, since it uses less digits than its factorization.

71401422684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5950118564 (or 5950118562 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The spelling of 71401422684 in words is "seventy-one billion, four hundred one million, four hundred twenty-two thousand, six hundred eighty-four".