16295644746 has 128 divisors (see below), whose sum is σ = 38786688000. Its totient is φ = 5071159296.

The previous prime is 16295644741. The next prime is 16295644759. The reversal of 16295644746 is 64744659261.

16295644746 is a `hidden beast` number, since 1 + 6 + 2 + 9 + 564 + 4 + 74 + 6 = 666.

It is a super-4 number, since 4×16295644746⁴ (a number of 42 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 16295644692 and 16295644701.

It is not an unprimeable number, because it can be changed into a prime (16295644741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63407050 + ... + 63407306.

It is an arithmetic number, because the mean of its divisors is an integer number (303021000).

Almost surely, 2^16295644746 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16295644746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19393344000).

16295644746 is an abundant number, since it is smaller than the sum of its proper divisors (22491043254).

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

16295644746 is a wasteful number, since it uses less digits than its factorization.

16295644746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 518 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

It can be divided in two parts, 162956 and 44746, that added together give a palindrome (207702).

The spelling of 16295644746 in words is "sixteen billion, two hundred ninety-five million, six hundred forty-four thousand, seven hundred forty-six".