16542299386 has 8 divisors (see below), whose sum is σ = 24853667220. Its totient is φ = 8257743648.

The previous prime is 16542299377. The next prime is 16542299387. The reversal of 16542299386 is 68399224561.

It can be written as a sum of positive squares in 2 ways, for example, as 13088504025 + 3453795361 = 114405^2 + 58769^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (16542299387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6701481 + ... + 6703948.

Almost surely, 2^16542299386 is an apocalyptic number.

16542299386 is a deficient number, since it is larger than the sum of its proper divisors (8311367834).

16542299386 is a wasteful number, since it uses less digits than its factorization.

16542299386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13406048.

The product of its digits is 5598720, while the sum is 55.

The spelling of 16542299386 in words is "sixteen billion, five hundred forty-two million, two hundred ninety-nine thousand, three hundred eighty-six".