268735498797560 has 16 divisors (see below), whose sum is σ = 604654872294600. Its totient is φ = 107494199519008.

The previous prime is 268735498797529. The next prime is 268735498797569. The reversal of 268735498797560 is 65797894537862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268735498797569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3359193734930 + ... + 3359193735009.

Almost surely, 2^{268735498797560} is an apocalyptic number.

268735498797560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268735498797560 is an abundant number, since it is smaller than the sum of its proper divisors (335919373497040).

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

268735498797560 is a wasteful number, since it uses less digits than its factorization.

268735498797560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6718387469950 (or 6718387469946 counting only the distinct ones).

The product of its (nonzero) digits is 38407219200, while the sum is 86.

The spelling of 268735498797560 in words is "two hundred sixty-eight trillion, seven hundred thirty-five billion, four hundred ninety-eight million, seven hundred ninety-seven thousand, five hundred sixty".