16546634250 has 64 divisors (see below), whose sum is σ = 41317990272. Its totient is φ = 4410556800.

The previous prime is 16546634233. The next prime is 16546634257. The reversal of 16546634250 is 5243664561.

It is a super-2 number, since 2×16546634250² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16546634257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3449854 + ... + 3454646.

It is an arithmetic number, because the mean of its divisors is an integer number (645593598).

Almost surely, 2^16546634250 is an apocalyptic number.

16546634250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16546634250 is an abundant number, since it is smaller than the sum of its proper divisors (24771356022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16546634250 is a wasteful number, since it uses less digits than its factorization.

16546634250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9416 (or 9406 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 16546634250 in words is "sixteen billion, five hundred forty-six million, six hundred thirty-four thousand, two hundred fifty".