20296393867 has 2 divisors, whose sum is σ = 20296393868. Its totient is φ = 20296393866.

The previous prime is 20296393853. The next prime is 20296393903. The reversal of 20296393867 is 76839369202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20296393867 - 2¹⁹ = 20295869579 is a prime.

It is not a weakly prime, because it can be changed into another prime (20296393267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10148196933 + 10148196934.

It is an arithmetic number, because the mean of its divisors is an integer number (10148196934).

Almost surely, 2^20296393867 is an apocalyptic number.

20296393867 is a deficient number, since it is larger than the sum of its proper divisors (1).

20296393867 is an equidigital number, since it uses as much as digits as its factorization.

20296393867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5878656, while the sum is 55.

The spelling of 20296393867 in words is "twenty billion, two hundred ninety-six million, three hundred ninety-three thousand, eight hundred sixty-seven".