16061582611578 has 64 divisors (see below), whose sum is σ = 37117722673152. Its totient is φ = 4538609641920.

The previous prime is 16061582611519. The next prime is 16061582611619. The reversal of 16061582611578 is 87511628516061.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4398876 + ... + 7174487.

It is an arithmetic number, because the mean of its divisors is an integer number (579964416768).

Almost surely, 2^{16061582611578} is an apocalyptic number.

16061582611578 is an abundant number, since it is smaller than the sum of its proper divisors (21056140061574).

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

16061582611578 is a wasteful number, since it uses less digits than its factorization.

16061582611578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11573739.

The product of its (nonzero) digits is 4838400, while the sum is 57.

The spelling of 16061582611578 in words is "sixteen trillion, sixty-one billion, five hundred eighty-two million, six hundred eleven thousand, five hundred seventy-eight".