16081604282880 has 1600 divisors, whose sum is σ = 61927466388480. Its totient is φ = 3979719475200.

The previous prime is 16081604282873. The next prime is 16081604282921. The reversal of 16081604282880 is 8828240618061.

16081604282880 is a `hidden beast` number, since 1 + 6 + 0 + 8 + 1 + 604 + 2 + 8 + 28 + 8 + 0 = 666.

It is a super-2 number, since 2×16081604282880² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 52383075687 + ... + 52383075993.

Almost surely, 2^{16081604282880} is an apocalyptic number.

16081604282880 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 16081604282880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30963733194240).

16081604282880 is an abundant number, since it is smaller than the sum of its proper divisors (45845862105600).

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

16081604282880 is a wasteful number, since it uses less digits than its factorization.

16081604282880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683 (or 658 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 54.

The spelling of 16081604282880 in words is "sixteen trillion, eighty-one billion, six hundred four million, two hundred eighty-two thousand, eight hundred eighty".