16249366755216 has 720 divisors, whose sum is σ = 57795103162368. Its totient is φ = 4168900915200.

The previous prime is 16249366755151. The next prime is 16249366755341. The reversal of 16249366755216 is 61255766394261.

16249366755216 is a `hidden beast` number, since 1 + 6 + 2 + 4 + 9 + 3 + 6 + 67 + 552 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 641165041 + ... + 641190383.

Almost surely, 2^{16249366755216} is an apocalyptic number.

16249366755216 is a gapful number since it is divisible by the number (16) 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 16249366755216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28897551581184).

16249366755216 is an abundant number, since it is smaller than the sum of its proper divisors (41545736407152).

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

16249366755216 is a wasteful number, since it uses less digits than its factorization.

16249366755216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25500 (or 25474 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 63.

The spelling of 16249366755216 in words is "sixteen trillion, two hundred forty-nine billion, three hundred sixty-six million, seven hundred fifty-five thousand, two hundred sixteen".