16454521242 has 24 divisors (see below), whose sum is σ = 35692999680. Its totient is φ = 5478450120.

The previous prime is 16454521211. The next prime is 16454521253. The reversal of 16454521242 is 24212545461.

16454521242 is a `hidden beast` number, since 1 + 64 + 54 + 521 + 24 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 16454521197 and 16454521206.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 516634 + ... + 547557.

It is an arithmetic number, because the mean of its divisors is an integer number (1487208320).

Almost surely, 2^16454521242 is an apocalyptic number.

16454521242 is an abundant number, since it is smaller than the sum of its proper divisors (19238478438).

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

16454521242 is a wasteful number, since it uses less digits than its factorization.

16454521242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065058 (or 1065055 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The spelling of 16454521242 in words is "sixteen billion, four hundred fifty-four million, five hundred twenty-one thousand, two hundred forty-two".