16464314412 has 144 divisors (see below), whose sum is σ = 51987516672. Its totient is φ = 4277370240.

The previous prime is 16464314393. The next prime is 16464314429. The reversal of 16464314412 is 21441346461.

16464314412 is a `hidden beast` number, since 1 + 6 + 4 + 643 + 1 + 4 + 4 + 1 + 2 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 181987 + ... + 256997.

Almost surely, 2^16464314412 is an apocalyptic number.

16464314412 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 16464314412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25993758336).

16464314412 is an abundant number, since it is smaller than the sum of its proper divisors (35523202260).

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

16464314412 is a wasteful number, since it uses less digits than its factorization.

16464314412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75108 (or 75103 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The spelling of 16464314412 in words is "sixteen billion, four hundred sixty-four million, three hundred fourteen thousand, four hundred twelve".