161476415716 has 96 divisors (see below), whose sum is σ = 369640341504. Its totient is φ = 59885136000.

The previous prime is 161476415669. The next prime is 161476415717. The reversal of 161476415716 is 617514674161.

It is a self number, because there is not a number n which added to its sum of digits gives 161476415716.

It is not an unprimeable number, because it can be changed into a prime (161476415717) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443805 + ... + 721051.

It is an arithmetic number, because the mean of its divisors is an integer number (3850420224).

Almost surely, 2^161476415716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 161476415716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184820170752).

161476415716 is an abundant number, since it is smaller than the sum of its proper divisors (208163925788).

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

161476415716 is a wasteful number, since it uses less digits than its factorization.

161476415716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277361 (or 277359 counting only the distinct ones).

The product of its digits is 846720, while the sum is 49.

The spelling of 161476415716 in words is "one hundred sixty-one billion, four hundred seventy-six million, four hundred fifteen thousand, seven hundred sixteen".