16134448512 has 256 divisors, whose sum is σ = 54177177600. Its totient is φ = 4139900928.

The previous prime is 16134448487. The next prime is 16134448531. The reversal of 16134448512 is 21584443161.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1286689 + ... + 1299167.

It is an arithmetic number, because the mean of its divisors is an integer number (211629600).

Almost surely, 2^16134448512 is an apocalyptic number.

16134448512 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 16134448512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27088588800).

16134448512 is an abundant number, since it is smaller than the sum of its proper divisors (38042729088).

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

16134448512 is a wasteful number, since it uses less digits than its factorization.

16134448512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12553 (or 12541 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The spelling of 16134448512 in words is "sixteen billion, one hundred thirty-four million, four hundred forty-eight thousand, five hundred twelve".