16061117656025 has 48 divisors (see below), whose sum is σ = 23192582079744. Its totient is φ = 10925332730880.

The previous prime is 16061117656013. The next prime is 16061117656033. The reversal of 16061117656025 is 52065671116061.

It is not a de Polignac number, because 16061117656025 - 2⁴ = 16061117656009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30665747 + ... + 31185096.

It is an arithmetic number, because the mean of its divisors is an integer number (483178793328).

Almost surely, 2^{16061117656025} is an apocalyptic number.

It is an amenable number.

16061117656025 is a deficient number, since it is larger than the sum of its proper divisors (7131464423719).

16061117656025 is a wasteful number, since it uses less digits than its factorization.

16061117656025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61850930 (or 61850925 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 47.

The spelling of 16061117656025 in words is "sixteen trillion, sixty-one billion, one hundred seventeen million, six hundred fifty-six thousand, twenty-five".