581745207696 has 40 divisors (see below), whose sum is σ = 1506627331584. Its totient is φ = 193426611840.

The previous prime is 581745207649. The next prime is 581745207707. The reversal of 581745207696 is 696702547185.

It is a happy number.

581745207696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 15245040 + ... + 15283151.

Almost surely, 2^581745207696 is an apocalyptic number.

It is an amenable number.

581745207696 is an abundant number, since it is smaller than the sum of its proper divisors (924882123888).

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

581745207696 is a wasteful number, since it uses less digits than its factorization.

581745207696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30528599 (or 30528593 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 60.

The spelling of 581745207696 in words is "five hundred eighty-one billion, seven hundred forty-five million, two hundred seven thousand, six hundred ninety-six".