16554135446 has 8 divisors (see below), whose sum is σ = 24836549160. Its totient is φ = 8275285728.

The previous prime is 16554135443. The next prime is 16554135461. The reversal of 16554135446 is 64453145561.

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

It is a junction number, because it is equal to n+sod(n) for n = 16554135397 and 16554135406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16554135443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 879356 + ... + 897983.

It is an arithmetic number, because the mean of its divisors is an integer number (3104568645).

Almost surely, 2^16554135446 is an apocalyptic number.

16554135446 is a deficient number, since it is larger than the sum of its proper divisors (8282413714).

16554135446 is a wasteful number, since it uses less digits than its factorization.

16554135446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781998.

The product of its digits is 864000, while the sum is 44.

The spelling of 16554135446 in words is "sixteen billion, five hundred fifty-four million, one hundred thirty-five thousand, four hundred forty-six".