268607573564 has 24 divisors (see below), whose sum is σ = 512853374208. Its totient is φ = 122080757040.

The previous prime is 268607573561. The next prime is 268607573573. The reversal of 268607573564 is 465375706862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268607573561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65219 + ... + 735845.

It is an arithmetic number, because the mean of its divisors is an integer number (21368890592).

Almost surely, 2^268607573564 is an apocalyptic number.

It is an amenable number.

268607573564 is a deficient number, since it is larger than the sum of its proper divisors (244245800644).

268607573564 is a wasteful number, since it uses less digits than its factorization.

268607573564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679745 (or 679743 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 59.

The spelling of 268607573564 in words is "two hundred sixty-eight billion, six hundred seven million, five hundred seventy-three thousand, five hundred sixty-four".