16942050637 has 2 divisors, whose sum is σ = 16942050638. Its totient is φ = 16942050636.

The previous prime is 16942050523. The next prime is 16942050673. The reversal of 16942050637 is 73605024961.

Together with next prime (16942050673) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9823584996 + 7118465641 = 99114^2 + 84371^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16942050637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16942050593 and 16942050602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16942000637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8471025318 + 8471025319.

It is an arithmetic number, because the mean of its divisors is an integer number (8471025319).

Almost surely, 2^16942050637 is an apocalyptic number.

It is an amenable number.

16942050637 is a deficient number, since it is larger than the sum of its proper divisors (1).

16942050637 is an equidigital number, since it uses as much as digits as its factorization.

16942050637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 16942050637 in words is "sixteen billion, nine hundred forty-two million, fifty thousand, six hundred thirty-seven".