268357425601 has 2 divisors, whose sum is σ = 268357425602. Its totient is φ = 268357425600.

The previous prime is 268357425577. The next prime is 268357425607. The reversal of 268357425601 is 106524753862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252863151025 + 15494274576 = 502855^2 + 124476^2 .

It is a cyclic number.

It is not a de Polignac number, because 268357425601 - 2¹⁷ = 268357294529 is a prime.

It is a super-2 number, since 2×268357425601² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (268357425607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134178712800 + 134178712801.

It is an arithmetic number, because the mean of its divisors is an integer number (134178712801).

Almost surely, 2^268357425601 is an apocalyptic number.

It is an amenable number.

268357425601 is a deficient number, since it is larger than the sum of its proper divisors (1).

268357425601 is an equidigital number, since it uses as much as digits as its factorization.

268357425601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 268357425601 in words is "two hundred sixty-eight billion, three hundred fifty-seven million, four hundred twenty-five thousand, six hundred one".