2636350634123 has 2 divisors, whose sum is σ = 2636350634124. Its totient is φ = 2636350634122.

The previous prime is 2636350634087. The next prime is 2636350634129. The reversal of 2636350634123 is 3214360536362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2636350634123 - 2¹² = 2636350630027 is a prime.

It is not a weakly prime, because it can be changed into another prime (2636350634129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1318175317061 + 1318175317062.

It is an arithmetic number, because the mean of its divisors is an integer number (1318175317062).

Almost surely, 2^{2636350634123} is an apocalyptic number.

2636350634123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2636350634123 is an equidigital number, since it uses as much as digits as its factorization.

2636350634123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 44.

The spelling of 2636350634123 in words is "two trillion, six hundred thirty-six billion, three hundred fifty million, six hundred thirty-four thousand, one hundred twenty-three".