16554540045411 has 16 divisors (see below), whose sum is σ = 24525356745120. Its totient is φ = 11036309525280.

The previous prime is 16554540045401. The next prime is 16554540045457. The reversal of 16554540045411 is 11454004545561.

It is a happy number.

16554540045411 is a `hidden beast` number, since 1 + 6 + 5 + 54 + 54 + 0 + 0 + 4 + 541 + 1 = 666.

It is not a de Polignac number, because 16554540045411 - 2²⁵ = 16554506490979 is a prime.

It is a super-2 number, since 2×16554540045411² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16554540045401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5165541 + ... + 7732521.

It is an arithmetic number, because the mean of its divisors is an integer number (1532834796570).

Almost surely, 2^{16554540045411} is an apocalyptic number.

16554540045411 is a deficient number, since it is larger than the sum of its proper divisors (7970816699709).

16554540045411 is a wasteful number, since it uses less digits than its factorization.

16554540045411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805843 (or 2805837 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 45.

The spelling of 16554540045411 in words is "sixteen trillion, five hundred fifty-four billion, five hundred forty million, forty-five thousand, four hundred eleven".