161300796738 has 16 divisors (see below), whose sum is σ = 323371530720. Its totient is φ = 53638609376.

The previous prime is 161300796653. The next prime is 161300796739. The reversal of 161300796738 is 837697003161.

It is not an unprimeable number, because it can be changed into a prime (161300796739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32077995 + ... + 32083022.

It is an arithmetic number, because the mean of its divisors is an integer number (20210720670).

Almost surely, 2^161300796738 is an apocalyptic number.

161300796738 is an abundant number, since it is smaller than the sum of its proper divisors (162070733982).

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

161300796738 is a wasteful number, since it uses less digits than its factorization.

161300796738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64161441.

The product of its (nonzero) digits is 1143072, while the sum is 51.

Adding to 161300796738 its reverse (837697003161), we get a palindrome (998997799899).

The spelling of 161300796738 in words is "one hundred sixty-one billion, three hundred million, seven hundred ninety-six thousand, seven hundred thirty-eight".