71572000532 has 6 divisors (see below), whose sum is σ = 125251000938. Its totient is φ = 35786000264.

The previous prime is 71572000531. The next prime is 71572000537. The reversal of 71572000532 is 23500027517.

It can be written as a sum of positive squares in only one way, i.e., 69377452816 + 2194547716 = 263396^2 + 46846^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71572000531) 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 as a sum of consecutive naturals, namely, 8946500063 + ... + 8946500070.

It is an arithmetic number, because the mean of its divisors is an integer number (20875166823).

Almost surely, 2^71572000532 is an apocalyptic number.

It is an amenable number.

71572000532 is a deficient number, since it is larger than the sum of its proper divisors (53679000406).

71572000532 is a wasteful number, since it uses less digits than its factorization.

71572000532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17893000137 (or 17893000135 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 32.

The spelling of 71572000532 in words is "seventy-one billion, five hundred seventy-two million, five hundred thirty-two", and thus it is an aban number.