268620320523 has 8 divisors (see below), whose sum is σ = 359015227200. Its totient is φ = 178652813768.

The previous prime is 268620320509. The next prime is 268620320537. The reversal of 268620320523 is 325023026862.

268620320523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (268620320509) and next prime (268620320537).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 268620320523 - 2¹² = 268620316427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268620220523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106848513 + ... + 106851026.

It is an arithmetic number, because the mean of its divisors is an integer number (44876903400).

Almost surely, 2^268620320523 is an apocalyptic number.

268620320523 is a deficient number, since it is larger than the sum of its proper divisors (90394906677).

268620320523 is a wasteful number, since it uses less digits than its factorization.

268620320523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213699961.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 268620320523 in words is "two hundred sixty-eight billion, six hundred twenty million, three hundred twenty thousand, five hundred twenty-three".