161516000676406 has 32 divisors (see below), whose sum is σ = 250697977754400. Its totient is φ = 77992306022400.

The previous prime is 161516000676379. The next prime is 161516000676467. The reversal of 161516000676406 is 604676000615161.

161516000676406 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 161516000676406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579184206 + ... + 579463006.

It is an arithmetic number, because the mean of its divisors is an integer number (7834311804825).

Almost surely, 2^{161516000676406} is an apocalyptic number.

161516000676406 is a deficient number, since it is larger than the sum of its proper divisors (89181977077994).

161516000676406 is a wasteful number, since it uses less digits than its factorization.

161516000676406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354624.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 161516000676406 in words is "one hundred sixty-one trillion, five hundred sixteen billion, six hundred seventy-six thousand, four hundred six".