71896195100 has 72 divisors (see below), whose sum is σ = 161722982400. Its totient is φ = 27714052800.

The previous prime is 71896195087. The next prime is 71896195153. The reversal of 71896195100 is 159169817.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 692381 + ... + 789419.

Almost surely, 2^71896195100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71896195100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80861491200).

71896195100 is an abundant number, since it is smaller than the sum of its proper divisors (89826787300).

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

71896195100 is a wasteful number, since it uses less digits than its factorization.

71896195100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97323 (or 97316 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 47.

The spelling of 71896195100 in words is "seventy-one billion, eight hundred ninety-six million, one hundred ninety-five thousand, one hundred".