56726988962803 has 2 divisors, whose sum is σ = 56726988962804. Its totient is φ = 56726988962802.

The previous prime is 56726988962759. The next prime is 56726988962837. The reversal of 56726988962803 is 30826988962765.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56726988962803 - 2²⁹ = 56726452091891 is a prime.

It is not a weakly prime, because it can be changed into another prime (56726988962863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28363494481401 + 28363494481402.

It is an arithmetic number, because the mean of its divisors is an integer number (28363494481402).

Almost surely, 2^{56726988962803} is an apocalyptic number.

56726988962803 is a deficient number, since it is larger than the sum of its proper divisors (1).

56726988962803 is an equidigital number, since it uses as much as digits as its factorization.

56726988962803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3762339840, while the sum is 79.

The spelling of 56726988962803 in words is "fifty-six trillion, seven hundred twenty-six billion, nine hundred eighty-eight million, nine hundred sixty-two thousand, eight hundred three".