71208196994 has 8 divisors (see below), whose sum is σ = 116522504208. Its totient is φ = 32367362260.

The previous prime is 71208196991. The next prime is 71208197023. The reversal of 71208196994 is 49969180217.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (71208196991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1618368092 + ... + 1618368135.

It is an arithmetic number, because the mean of its divisors is an integer number (14565313026).

Almost surely, 2^71208196994 is an apocalyptic number.

71208196994 is a deficient number, since it is larger than the sum of its proper divisors (45314307214).

71208196994 is a wasteful number, since it uses less digits than its factorization.

71208196994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236736240.

The product of its (nonzero) digits is 1959552, while the sum is 56.

The spelling of 71208196994 in words is "seventy-one billion, two hundred eight million, one hundred ninety-six thousand, nine hundred ninety-four".