18090291743 has 2 divisors, whose sum is σ = 18090291744. Its totient is φ = 18090291742.

The previous prime is 18090291733. The next prime is 18090291763. The reversal of 18090291743 is 34719209081.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18090291743 - 2¹⁶ = 18090226207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18090291694 and 18090291703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18090291733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9045145871 + 9045145872.

It is an arithmetic number, because the mean of its divisors is an integer number (9045145872).

Almost surely, 2^18090291743 is an apocalyptic number.

18090291743 is a deficient number, since it is larger than the sum of its proper divisors (1).

18090291743 is an equidigital number, since it uses as much as digits as its factorization.

18090291743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 44.

The spelling of 18090291743 in words is "eighteen billion, ninety million, two hundred ninety-one thousand, seven hundred forty-three".