16061573741 has 4 divisors (see below), whose sum is σ = 16453319484. Its totient is φ = 15669828000.

The previous prime is 16061573729. The next prime is 16061573747. The reversal of 16061573741 is 14737516061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5374356100 + 10687217641 = 73310^2 + 103379^2 .

It is a cyclic number.

It is not a de Polignac number, because 16061573741 - 2¹⁴ = 16061557357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 391745701 = 16061573741 / (1 + 6 + 0 + 6 + 1 + 5 + 7 + 3 + 7 + 4 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16061573747) 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 3 ways as a sum of consecutive naturals, for example, 195872810 + ... + 195872891.

It is an arithmetic number, because the mean of its divisors is an integer number (4113329871).

Almost surely, 2^16061573741 is an apocalyptic number.

It is an amenable number.

16061573741 is a deficient number, since it is larger than the sum of its proper divisors (391745743).

16061573741 is an equidigital number, since it uses as much as digits as its factorization.

16061573741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391745742.

The product of its (nonzero) digits is 105840, while the sum is 41.

The spelling of 16061573741 in words is "sixteen billion, sixty-one million, five hundred seventy-three thousand, seven hundred forty-one".