71831933094764 has 12 divisors (see below), whose sum is σ = 126950495618688. Its totient is φ = 35560362918000.

The previous prime is 71831933094749. The next prime is 71831933094767. The reversal of 71831933094764 is 46749033913817.

It is a super-2 number, since 2×71831933094764² (a number of 29 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 71831933094764.

It is not an unprimeable number, because it can be changed into a prime (71831933094767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88900906892 + ... + 88900907699.

It is an arithmetic number, because the mean of its divisors is an integer number (10579207968224).

Almost surely, 2^{71831933094764} is an apocalyptic number.

It is an amenable number.

71831933094764 is a deficient number, since it is larger than the sum of its proper divisors (55118562523924).

71831933094764 is a wasteful number, since it uses less digits than its factorization.

71831933094764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177801814696 (or 177801814694 counting only the distinct ones).

The product of its (nonzero) digits is 82301184, while the sum is 65.

The spelling of 71831933094764 in words is "seventy-one trillion, eight hundred thirty-one billion, nine hundred thirty-three million, ninety-four thousand, seven hundred sixty-four".