20136474232703 has 2 divisors, whose sum is σ = 20136474232704. Its totient is φ = 20136474232702.

The previous prime is 20136474232669. The next prime is 20136474232739. The reversal of 20136474232703 is 30723247463102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20136474232703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20136474238703) 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, 10068237116351 + 10068237116352.

It is an arithmetic number, because the mean of its divisors is an integer number (10068237116352).

Almost surely, 2^{20136474232703} is an apocalyptic number.

20136474232703 is a deficient number, since it is larger than the sum of its proper divisors (1).

20136474232703 is an equidigital number, since it uses as much as digits as its factorization.

20136474232703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 44.

The spelling of 20136474232703 in words is "twenty trillion, one hundred thirty-six billion, four hundred seventy-four million, two hundred thirty-two thousand, seven hundred three".