268357425564 has 24 divisors (see below), whose sum is σ = 629916835968. Its totient is φ = 88916830960.

The previous prime is 268357425563. The next prime is 268357425577. The reversal of 268357425564 is 465524753862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268357425563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66953442 + ... + 66957449.

It is an arithmetic number, because the mean of its divisors is an integer number (26246534832).

Almost surely, 2^268357425564 is an apocalyptic number.

It is an amenable number.

268357425564 is an abundant number, since it is smaller than the sum of its proper divisors (361559410404).

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

268357425564 is a wasteful number, since it uses less digits than its factorization.

268357425564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133911065 (or 133911063 counting only the distinct ones).

The product of its digits is 48384000, while the sum is 57.

The spelling of 268357425564 in words is "two hundred sixty-eight billion, three hundred fifty-seven million, four hundred twenty-five thousand, five hundred sixty-four".