16358253345665 has 32 divisors (see below), whose sum is σ = 24488311184640. Its totient is φ = 10191242476800.

The previous prime is 16358253345611. The next prime is 16358253345677. The reversal of 16358253345665 is 56654335285361.

It is a happy number.

16358253345665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16358253345665 - 2⁶ = 16358253345601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16358253345598 and 16358253345607.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12086306 + ... + 13371435.

It is an arithmetic number, because the mean of its divisors is an integer number (765259724520).

Almost surely, 2^{16358253345665} is an apocalyptic number.

It is an amenable number.

16358253345665 is a deficient number, since it is larger than the sum of its proper divisors (8130057838975).

16358253345665 is a wasteful number, since it uses less digits than its factorization.

16358253345665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25459433.

The product of its digits is 233280000, while the sum is 62.

The spelling of 16358253345665 in words is "sixteen trillion, three hundred fifty-eight billion, two hundred fifty-three million, three hundred forty-five thousand, six hundred sixty-five".