71410661498881 has 24 divisors (see below), whose sum is σ = 77845717776960. Its totient is φ = 65467516238592.

The previous prime is 71410661498873. The next prime is 71410661498927. The reversal of 71410661498881 is 18889416601417.

It is not a de Polignac number, because 71410661498881 - 2³ = 71410661498873 is a prime.

It is a super-2 number, since 2×71410661498881² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71410661498081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14641381 + ... + 18899506.

It is an arithmetic number, because the mean of its divisors is an integer number (3243571574040).

Almost surely, 2^{71410661498881} is an apocalyptic number.

It is an amenable number.

71410661498881 is a deficient number, since it is larger than the sum of its proper divisors (6435056278079).

71410661498881 is a wasteful number, since it uses less digits than its factorization.

71410661498881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33541113 (or 33541096 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 64.

The spelling of 71410661498881 in words is "seventy-one trillion, four hundred ten billion, six hundred sixty-one million, four hundred ninety-eight thousand, eight hundred eighty-one".