15454681416 has 96 divisors (see below), whose sum is σ = 43492831200. Its totient is φ = 5141335680.

The previous prime is 15454681393. The next prime is 15454681447. The reversal of 15454681416 is 61418645451.

15454681416 is a `hidden beast` number, since 1 + 5 + 45 + 468 + 141 + 6 = 666.

15454681416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1005195 + ... + 1020453.

It is an arithmetic number, because the mean of its divisors is an integer number (453050325).

Almost surely, 2^15454681416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15454681416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21746415600).

15454681416 is an abundant number, since it is smaller than the sum of its proper divisors (28038149784).

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

15454681416 is a wasteful number, since it uses less digits than its factorization.

15454681416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15801 (or 15785 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The spelling of 15454681416 in words is "fifteen billion, four hundred fifty-four million, six hundred eighty-one thousand, four hundred sixteen".