71934750719 has 8 divisors (see below), whose sum is σ = 77470348032. Its totient is φ = 66399461280.

The previous prime is 71934750703. The next prime is 71934750773. The reversal of 71934750719 is 91705743917.

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

It is a cyclic number.

It is not a de Polignac number, because 71934750719 - 2⁴ = 71934750703 is a prime.

It is a super-2 number, since 2×71934750719² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71934758719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695522 + ... + 792224.

It is an arithmetic number, because the mean of its divisors is an integer number (9683793504).

Almost surely, 2^71934750719 is an apocalyptic number.

71934750719 is a deficient number, since it is larger than the sum of its proper divisors (5535597313).

71934750719 is a wasteful number, since it uses less digits than its factorization.

71934750719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153937.

The product of its (nonzero) digits is 1666980, while the sum is 53.

The spelling of 71934750719 in words is "seventy-one billion, nine hundred thirty-four million, seven hundred fifty thousand, seven hundred nineteen".