268520786532 has 24 divisors (see below), whose sum is σ = 696165002400. Its totient is φ = 89506928808.

The previous prime is 268520786531. The next prime is 268520786537. The reversal of 268520786532 is 235687025862.

It is a happy number.

268520786532 is a `hidden beast` number, since 2 + 6 + 8 + 5 + 20 + 7 + 86 + 532 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (268520786531) 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, 1243151682 + ... + 1243151897.

It is an arithmetic number, because the mean of its divisors is an integer number (29006875100).

Almost surely, 2^268520786532 is an apocalyptic number.

It is an amenable number.

268520786532 is an abundant number, since it is smaller than the sum of its proper divisors (427644215868).

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

268520786532 is a wasteful number, since it uses less digits than its factorization.

268520786532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486303592 (or 2486303584 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 268520786532 in words is "two hundred sixty-eight billion, five hundred twenty million, seven hundred eighty-six thousand, five hundred thirty-two".