16038352512 has 640 divisors, whose sum is σ = 59715532800. Its totient is φ = 4160471040.

The previous prime is 16038352481. The next prime is 16038352553. The reversal of 16038352512 is 21525383061.

16038352512 is a `hidden beast` number, since 1 + 60 + 3 + 83 + 5 + 2 + 512 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 83970337 + ... + 83970527.

It is an arithmetic number, because the mean of its divisors is an integer number (93305520).

Almost surely, 2^16038352512 is an apocalyptic number.

16038352512 is a gapful number since it is divisible by the number (12) 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 16038352512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29857766400).

16038352512 is an abundant number, since it is smaller than the sum of its proper divisors (43677180288).

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

16038352512 is a wasteful number, since it uses less digits than its factorization.

16038352512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 16038352512 in words is "sixteen billion, thirty-eight million, three hundred fifty-two thousand, five hundred twelve".