16013361860640 has 576 divisors, whose sum is σ = 57195563443200. Its totient is φ = 4230777277440.

The previous prime is 16013361860633. The next prime is 16013361860669. The reversal of 16013361860640 is 4606816331061.

16013361860640 is a `hidden beast` number, since 1 + 6 + 0 + 1 + 3 + 36 + 1 + 8 + 606 + 4 + 0 = 666.

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

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 1862231061 + ... + 1862239659.

It is an arithmetic number, because the mean of its divisors is an integer number (99297853200).

Almost surely, 2^{16013361860640} is an apocalyptic number.

16013361860640 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 16013361860640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28597781721600).

16013361860640 is an abundant number, since it is smaller than the sum of its proper divisors (41182201582560).

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

16013361860640 is a wasteful number, since it uses less digits than its factorization.

16013361860640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9067 (or 9047 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 16013361860640 in words is "sixteen trillion, thirteen billion, three hundred sixty-one million, eight hundred sixty thousand, six hundred forty".