71615050030000 has 50 divisors (see below), whose sum is σ = 173387197651844. Its totient is φ = 28646020008000.

The previous prime is 71615050029959. The next prime is 71615050030033. The reversal of 71615050030000 is 3005051617.

It is a tau number, because it is divible by the number of its divisors (50).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3580742502 + ... + 3580762501.

Almost surely, 2^{71615050030000} is an apocalyptic number.

It is an amenable number.

71615050030000 is an abundant number, since it is smaller than the sum of its proper divisors (101772147621844).

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

71615050030000 is an equidigital number, since it uses as much as digits as its factorization.

71615050030000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7161505031 (or 7161505010 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 28.

Adding to 71615050030000 its reverse (3005051617), we get a palindrome (71618055081617).

The spelling of 71615050030000 in words is "seventy-one trillion, six hundred fifteen billion, fifty million, thirty thousand".