16126454016720 has 960 divisors, whose sum is σ = 61867211387904. Its totient is φ = 3741504307200.

The previous prime is 16126454016713. The next prime is 16126454016721. The reversal of 16126454016720 is 2761045462161.

16126454016720 is a `hidden beast` number, since 1 + 6 + 1 + 26 + 4 + 540 + 1 + 67 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16126454016721) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1572847114 + ... + 1572857366.

Almost surely, 2^{16126454016720} is an apocalyptic number.

16126454016720 is a gapful number since it is divisible by the number (10) 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 16126454016720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30933605693952).

16126454016720 is an abundant number, since it is smaller than the sum of its proper divisors (45740757371184).

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

16126454016720 is a wasteful number, since it uses less digits than its factorization.

16126454016720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10500 (or 10491 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

Adding to 16126454016720 its reverse (2761045462161), we get a palindrome (18887499478881).

The spelling of 16126454016720 in words is "sixteen trillion, one hundred twenty-six billion, four hundred fifty-four million, sixteen thousand, seven hundred twenty".