71932945378 has 8 divisors (see below), whose sum is σ = 123313620672. Its totient is φ = 30828405156.

The previous prime is 71932945373. The next prime is 71932945387. The reversal of 71932945378 is 87354923917.

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

It is not an unprimeable number, because it can be changed into a prime (71932945373) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2569033750 + ... + 2569033777.

It is an arithmetic number, because the mean of its divisors is an integer number (15414202584).

Almost surely, 2^71932945378 is an apocalyptic number.

71932945378 is a deficient number, since it is larger than the sum of its proper divisors (51380675294).

71932945378 is a wasteful number, since it uses less digits than its factorization.

71932945378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5138067536.

The product of its digits is 11430720, while the sum is 58.

The spelling of 71932945378 in words is "seventy-one billion, nine hundred thirty-two million, nine hundred forty-five thousand, three hundred seventy-eight".