71563106575232 has 64 divisors (see below), whose sum is σ = 142627511361840. Its totient is φ = 35766401679360.

The previous prime is 71563106575211. The next prime is 71563106575241. The reversal of 71563106575232 is 23257560136517.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3738724382 + ... + 3738743522.

Almost surely, 2^{71563106575232} is an apocalyptic number.

It is an amenable number.

71563106575232 is a deficient number, since it is larger than the sum of its proper divisors (71064404786608).

71563106575232 is a wasteful number, since it uses less digits than its factorization.

71563106575232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29999 (or 29987 counting only the distinct ones).

The product of its (nonzero) digits is 7938000, while the sum is 53.

The spelling of 71563106575232 in words is "seventy-one trillion, five hundred sixty-three billion, one hundred six million, five hundred seventy-five thousand, two hundred thirty-two".