16615663406153 has 16 divisors (see below), whose sum is σ = 19817975998080. Its totient is φ = 13629204508416.

The previous prime is 16615663406143. The next prime is 16615663406159. The reversal of 16615663406153 is 35160436651661.

It is not a de Polignac number, because 16615663406153 - 2¹⁴ = 16615663389769 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16615663406095 and 16615663406104.

It is not an unprimeable number, because it can be changed into a prime (16615663406159) 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, 362147675 + ... + 362193552.

It is an arithmetic number, because the mean of its divisors is an integer number (1238623499880).

Almost surely, 2^{16615663406153} is an apocalyptic number.

It is an amenable number.

16615663406153 is a deficient number, since it is larger than the sum of its proper divisors (3202312591927).

16615663406153 is a wasteful number, since it uses less digits than its factorization.

16615663406153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724341376.

The product of its (nonzero) digits is 6998400, while the sum is 53.

The spelling of 16615663406153 in words is "sixteen trillion, six hundred fifteen billion, six hundred sixty-three million, four hundred six thousand, one hundred fifty-three".