196256307503 has 4 divisors (see below), whose sum is σ = 198740564640. Its totient is φ = 193772050368.

The previous prime is 196256307493. The next prime is 196256307557. The reversal of 196256307503 is 305703652691.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 196256307503 - 2³⁶ = 127536830767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196256307563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1242128450 + ... + 1242128607.

It is an arithmetic number, because the mean of its divisors is an integer number (49685141160).

Almost surely, 2^196256307503 is an apocalyptic number.

196256307503 is a deficient number, since it is larger than the sum of its proper divisors (2484257137).

196256307503 is an equidigital number, since it uses as much as digits as its factorization.

196256307503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484257136.

The product of its (nonzero) digits is 1020600, while the sum is 47.

The spelling of 196256307503 in words is "one hundred ninety-six billion, two hundred fifty-six million, three hundred seven thousand, five hundred three".