16554066334 has 32 divisors (see below), whose sum is σ = 26877622464. Its totient is φ = 7601437440.

The previous prime is 16554066329. The next prime is 16554066343. The reversal of 16554066334 is 43366045561.

It is a super-2 number, since 2×16554066334² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9442402 + ... + 9444154.

It is an arithmetic number, because the mean of its divisors is an integer number (839925702).

Almost surely, 2^16554066334 is an apocalyptic number.

16554066334 is a deficient number, since it is larger than the sum of its proper divisors (10323556130).

16554066334 is a wasteful number, since it uses less digits than its factorization.

16554066334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 16554066334 in words is "sixteen billion, five hundred fifty-four million, sixty-six thousand, three hundred thirty-four".