71328005250 has 32 divisors (see below), whose sum is σ = 178034702976. Its totient is φ = 19020801200.

The previous prime is 71328005239. The next prime is 71328005261. The reversal of 71328005250 is 5250082317.

It is an interprime number because it is at equal distance from previous prime (71328005239) and next prime (71328005261).

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 15 ways as a sum of consecutive naturals, for example, 47551254 + ... + 47552753.

It is an arithmetic number, because the mean of its divisors is an integer number (5563584468).

Almost surely, 2^71328005250 is an apocalyptic number.

71328005250 is an abundant number, since it is smaller than the sum of its proper divisors (106706697726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71328005250 is a wasteful number, since it uses less digits than its factorization.

71328005250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95104027 (or 95104017 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

Adding to 71328005250 its reverse (5250082317), we get a palindrome (76578087567).

The spelling of 71328005250 in words is "seventy-one billion, three hundred twenty-eight million, five thousand, two hundred fifty".