16049735789 has 2 divisors, whose sum is σ = 16049735790. Its totient is φ = 16049735788.

The previous prime is 16049735783. The next prime is 16049735833. The reversal of 16049735789 is 98753794061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14661577225 + 1388158564 = 121085^2 + 37258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16049735789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16049735783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8024867894 + 8024867895.

It is an arithmetic number, because the mean of its divisors is an integer number (8024867895).

Almost surely, 2^16049735789 is an apocalyptic number.

It is an amenable number.

16049735789 is a deficient number, since it is larger than the sum of its proper divisors (1).

16049735789 is an equidigital number, since it uses as much as digits as its factorization.

16049735789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11430720, while the sum is 59.

The spelling of 16049735789 in words is "sixteen billion, forty-nine million, seven hundred thirty-five thousand, seven hundred eighty-nine".