16839237157 has 2 divisors, whose sum is σ = 16839237158. Its totient is φ = 16839237156.

The previous prime is 16839237119. The next prime is 16839237197. The reversal of 16839237157 is 75173293861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9354564961 + 7484672196 = 96719^2 + 86514^2 .

It is a cyclic number.

It is not a de Polignac number, because 16839237157 - 2¹¹ = 16839235109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16839237197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8419618578 + 8419618579.

It is an arithmetic number, because the mean of its divisors is an integer number (8419618579).

Almost surely, 2^16839237157 is an apocalyptic number.

It is an amenable number.

16839237157 is a deficient number, since it is larger than the sum of its proper divisors (1).

16839237157 is an equidigital number, since it uses as much as digits as its factorization.

16839237157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 52.

The spelling of 16839237157 in words is "sixteen billion, eight hundred thirty-nine million, two hundred thirty-seven thousand, one hundred fifty-seven".