71250736000 has 64 divisors (see below), whose sum is σ = 177147182160. Its totient is φ = 28500288000.

The previous prime is 71250735949. The next prime is 71250736019. The reversal of 71250736000 is 63705217.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

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, 2210586 + ... + 2242585.

Almost surely, 2^71250736000 is an apocalyptic number.

It is an amenable number.

71250736000 is an abundant number, since it is smaller than the sum of its proper divisors (105896446160).

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

71250736000 is an equidigital number, since it uses as much as digits as its factorization.

71250736000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4453200 (or 4453178 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 31.

The spelling of 71250736000 in words is "seventy-one billion, two hundred fifty million, seven hundred thirty-six thousand".