557726262403 has 2 divisors, whose sum is σ = 557726262404. Its totient is φ = 557726262402.

The previous prime is 557726262397. The next prime is 557726262421. The reversal of 557726262403 is 304262627755.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-557726262403 is a prime.

It is a super-2 number, since 2×557726262403² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (557726262103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278863131201 + 278863131202.

It is an arithmetic number, because the mean of its divisors is an integer number (278863131202).

Almost surely, 2^557726262403 is an apocalyptic number.

557726262403 is a deficient number, since it is larger than the sum of its proper divisors (1).

557726262403 is an equidigital number, since it uses as much as digits as its factorization.

557726262403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4233600, while the sum is 49.

The spelling of 557726262403 in words is "five hundred fifty-seven billion, seven hundred twenty-six million, two hundred sixty-two thousand, four hundred three".