16057004544 has 480 divisors, whose sum is σ = 55766430720. Its totient is φ = 4517793792.

The previous prime is 16057004539. The next prime is 16057004567. The reversal of 16057004544 is 44540075061.

16057004544 is a `hidden beast` number, since 1 + 6 + 0 + 570 + 0 + 45 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 16057004499 and 16057004508.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89703847 + ... + 89704025.

It is an arithmetic number, because the mean of its divisors is an integer number (116180064).

Almost surely, 2^16057004544 is an apocalyptic number.

16057004544 is a gapful number since it is divisible by the number (14) 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 16057004544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27883215360).

16057004544 is an abundant number, since it is smaller than the sum of its proper divisors (39709426176).

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

16057004544 is an equidigital number, since it uses as much as digits as its factorization.

16057004544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 16057004544 in words is "sixteen billion, fifty-seven million, four thousand, five hundred forty-four".