161476044713 has 4 divisors (see below), whose sum is σ = 162747509760. Its totient is φ = 160204579668.

The previous prime is 161476044707. The next prime is 161476044733. The reversal of 161476044713 is 317440674161.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 161476044713 - 2¹² = 161476040617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161476044733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635732333 + ... + 635732586.

It is an arithmetic number, because the mean of its divisors is an integer number (40686877440).

Almost surely, 2^161476044713 is an apocalyptic number.

It is an amenable number.

161476044713 is a deficient number, since it is larger than the sum of its proper divisors (1271465047).

161476044713 is a wasteful number, since it uses less digits than its factorization.

161476044713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271465046.

The product of its (nonzero) digits is 338688, while the sum is 44.

The spelling of 161476044713 in words is "one hundred sixty-one billion, four hundred seventy-six million, forty-four thousand, seven hundred thirteen".