16549834329010 has 16 divisors (see below), whose sum is σ = 29789780563800. Its totient is φ = 6619916226816.

The previous prime is 16549834328977. The next prime is 16549834329019. The reversal of 16549834329010 is 1092343894561.

It can be written as a sum of positive squares in 4 ways, for example, as 8764210914481 + 7785623414529 = 2960441^2 + 2790273^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (16549834329019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2202256 + ... + 6160324.

Almost surely, 2^{16549834329010} is an apocalyptic number.

16549834329010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16549834329010 is a deficient number, since it is larger than the sum of its proper divisors (13239946234790).

16549834329010 is a wasteful number, since it uses less digits than its factorization.

16549834329010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4376205.

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

The spelling of 16549834329010 in words is "sixteen trillion, five hundred forty-nine billion, eight hundred thirty-four million, three hundred twenty-nine thousand, ten".