16062216051561 has 16 divisors (see below), whose sum is σ = 21480232579200. Its totient is φ = 10676218766720.

The previous prime is 16062216051533. The next prime is 16062216051577. The reversal of 16062216051561 is 16515061226061.

It is a cyclic number.

It is not a de Polignac number, because 16062216051561 - 2¹⁹ = 16062215527273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16062216051521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4505250 + ... + 7240283.

It is an arithmetic number, because the mean of its divisors is an integer number (1342514536200).

Almost surely, 2^{16062216051561} is an apocalyptic number.

It is an amenable number.

16062216051561 is a deficient number, since it is larger than the sum of its proper divisors (5418016527639).

16062216051561 is a wasteful number, since it uses less digits than its factorization.

16062216051561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11746896.

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 16062216051561 in words is "sixteen trillion, sixty-two billion, two hundred sixteen million, fifty-one thousand, five hundred sixty-one".