71055515620060 has 24 divisors (see below), whose sum is σ = 149218972854336. Its totient is φ = 28421751000000.

The previous prime is 71055515619947. The next prime is 71055515620087. The reversal of 71055515620060 is 6002651555017.

71055515620060 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 71055515619989 and 71055515620016.

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 7 ways as a sum of consecutive naturals, for example, 27171732 + ... + 29671771.

It is an arithmetic number, because the mean of its divisors is an integer number (6217457202264).

Almost surely, 2^{71055515620060} is an apocalyptic number.

It is an amenable number.

71055515620060 is an abundant number, since it is smaller than the sum of its proper divisors (78163457234276).

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

71055515620060 is a wasteful number, since it uses less digits than its factorization.

71055515620060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56906013 (or 56906011 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 43.

The spelling of 71055515620060 in words is "seventy-one trillion, fifty-five billion, five hundred fifteen million, six hundred twenty thousand, sixty".