71698888714 has 4 divisors (see below), whose sum is σ = 107548333074. Its totient is φ = 35849444356.

The previous prime is 71698888673. The next prime is 71698888763. The reversal of 71698888714 is 41788889617.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 44780908225 + 26917980489 = 211615^2 + 164067^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 71698888714.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17924722177 + ... + 17924722180.

Almost surely, 2^71698888714 is an apocalyptic number.

71698888714 is a deficient number, since it is larger than the sum of its proper divisors (35849444360).

71698888714 is a wasteful number, since it uses less digits than its factorization.

71698888714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35849444359.

The product of its digits is 43352064, while the sum is 67.

The spelling of 71698888714 in words is "seventy-one billion, six hundred ninety-eight million, eight hundred eighty-eight thousand, seven hundred fourteen".