71576782096 has 20 divisors (see below), whose sum is σ = 138695803084. Its totient is φ = 35784316800.

The previous prime is 71576782087. The next prime is 71576782097. The reversal of 71576782096 is 69028767517.

It can be written as a sum of positive squares in 2 ways, for example, as 40657076496 + 30919705600 = 201636^2 + 175840^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 71576782096.

It is not an unprimeable number, because it can be changed into a prime (71576782097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107115 + ... + 393226.

Almost surely, 2^71576782096 is an apocalyptic number.

It is an amenable number.

71576782096 is a deficient number, since it is larger than the sum of its proper divisors (67119020988).

71576782096 is a wasteful number, since it uses less digits than its factorization.

71576782096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509290 (or 509284 counting only the distinct ones).

The product of its (nonzero) digits is 8890560, while the sum is 58.

The spelling of 71576782096 in words is "seventy-one billion, five hundred seventy-six million, seven hundred eighty-two thousand, ninety-six".