16547464320 has 128 divisors (see below), whose sum is σ = 53381039040. Its totient is φ = 4359450624.

The previous prime is 16547464303. The next prime is 16547464337. The reversal of 16547464320 is 2346474561.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16547464303) and next prime (16547464337).

It is a tau number, because it is divible by the number of its divisors (128).

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, 107442 + ... + 211278.

Almost surely, 2^16547464320 is an apocalyptic number.

16547464320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16547464320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26690519520).

16547464320 is an abundant number, since it is smaller than the sum of its proper divisors (36833574720).

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

16547464320 is a wasteful number, since it uses less digits than its factorization.

16547464320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103942 (or 103930 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 16547464320 in words is "sixteen billion, five hundred forty-seven million, four hundred sixty-four thousand, three hundred twenty".