16106273820 has 768 divisors, whose sum is σ = 64907673600. Its totient is φ = 3224862720.

The previous prime is 16106273797. The next prime is 16106273839. The reversal of 16106273820 is 2837260161.

16106273820 is a `hidden beast` number, since 1 + 6 + 1 + 0 + 627 + 3 + 8 + 20 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 147763926 + ... + 147764034.

It is an arithmetic number, because the mean of its divisors is an integer number (84515200).

Almost surely, 2^16106273820 is an apocalyptic number.

16106273820 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 16106273820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32453836800).

16106273820 is an abundant number, since it is smaller than the sum of its proper divisors (48801399780).

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

16106273820 is a wasteful number, since it uses less digits than its factorization.

16106273820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 16106273820 in words is "sixteen billion, one hundred six million, two hundred seventy-three thousand, eight hundred twenty".