16525044480 has 864 divisors, whose sum is σ = 67680797184. Its totient is φ = 3352559616.

The previous prime is 16525044479. The next prime is 16525044499. The reversal of 16525044480 is 8444052561.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 384303339 + ... + 384303381.

It is an arithmetic number, because the mean of its divisors is an integer number (78334256).

Almost surely, 2^16525044480 is an apocalyptic number.

16525044480 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 16525044480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33840398592).

16525044480 is an abundant number, since it is smaller than the sum of its proper divisors (51155752704).

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

16525044480 is a wasteful number, since it uses less digits than its factorization.

16525044480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 39.

The spelling of 16525044480 in words is "sixteen billion, five hundred twenty-five million, forty-four thousand, four hundred eighty".