161337500067 has 8 divisors (see below), whose sum is σ = 215754996496. Its totient is φ = 107239168512.

The previous prime is 161337500033. The next prime is 161337500099. The reversal of 161337500067 is 760005733161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 161337500067 - 2⁶ = 161337500003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 161337499998 and 161337500034.

It is not an unprimeable number, because it can be changed into a prime (161337500267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79790038 + ... + 79792059.

It is an arithmetic number, because the mean of its divisors is an integer number (26969374562).

Almost surely, 2^161337500067 is an apocalyptic number.

161337500067 is a deficient number, since it is larger than the sum of its proper divisors (54417496429).

161337500067 is a wasteful number, since it uses less digits than its factorization.

161337500067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159582437.

The product of its (nonzero) digits is 79380, while the sum is 39.

The spelling of 161337500067 in words is "one hundred sixty-one billion, three hundred thirty-seven million, five hundred thousand, sixty-seven".