50403655403 has 2 divisors, whose sum is σ = 50403655404. Its totient is φ = 50403655402.

The previous prime is 50403655399. The next prime is 50403655427. The reversal of 50403655403 is 30455630405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50403655403 - 2² = 50403655399 is a prime.

It is not a weakly prime, because it can be changed into another prime (50403655103) 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 as a sum of consecutive naturals, namely, 25201827701 + 25201827702.

It is an arithmetic number, because the mean of its divisors is an integer number (25201827702).

Almost surely, 2^50403655403 is an apocalyptic number.

50403655403 is a deficient number, since it is larger than the sum of its proper divisors (1).

50403655403 is an equidigital number, since it uses as much as digits as its factorization.

50403655403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 50403655403 in words is "fifty billion, four hundred three million, six hundred fifty-five thousand, four hundred three".