16077389328 has 880 divisors, whose sum is σ = 66425498496. Its totient is φ = 3627970560.

The previous prime is 16077389309. The next prime is 16077389371. The reversal of 16077389328 is 82398377061.

16077389328 is a `hidden beast` number, since 1 + 607 + 7 + 3 + 8 + 9 + 3 + 28 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 175 ways as a sum of consecutive naturals, for example, 945728776 + ... + 945728792.

Almost surely, 2^16077389328 is an apocalyptic number.

16077389328 is a gapful number since it is divisible by the number (18) 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 16077389328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33212749248).

16077389328 is an abundant number, since it is smaller than the sum of its proper divisors (50348109168).

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

16077389328 is a wasteful number, since it uses less digits than its factorization.

16077389328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 16077389328 in words is "sixteen billion, seventy-seven million, three hundred eighty-nine thousand, three hundred twenty-eight".