71620341292 has 24 divisors (see below), whose sum is σ = 125768323296. Its totient is φ = 35686603008.

The previous prime is 71620341283. The next prime is 71620341329. The reversal of 71620341292 is 29214302617.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5906628 + ... + 5918740.

It is an arithmetic number, because the mean of its divisors is an integer number (5240346804).

Almost surely, 2^71620341292 is an apocalyptic number.

It is an amenable number.

71620341292 is a deficient number, since it is larger than the sum of its proper divisors (54147982004).

71620341292 is a wasteful number, since it uses less digits than its factorization.

71620341292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17097 (or 17095 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 71620341292 in words is "seventy-one billion, six hundred twenty million, three hundred forty-one thousand, two hundred ninety-two".