16049748187 has 6 divisors (see below), whose sum is σ = 17641458884. Its totient is φ = 14590680060.

The previous prime is 16049748167. The next prime is 16049748241. The reversal of 16049748187 is 78184794061.

It is not a de Polignac number, because 16049748187 - 2¹⁹ = 16049223899 is a prime.

It is a super-2 number, since 2×16049748187² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16049748107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66321153 + ... + 66321394.

Almost surely, 2^16049748187 is an apocalyptic number.

16049748187 is a deficient number, since it is larger than the sum of its proper divisors (1591710697).

16049748187 is a wasteful number, since it uses less digits than its factorization.

16049748187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132642569 (or 132642558 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 55.

It can be divided in two parts, 1604974 and 8187, that added together give a palindrome (1613161).

The spelling of 16049748187 in words is "sixteen billion, forty-nine million, seven hundred forty-eight thousand, one hundred eighty-seven".