16172231802 has 64 divisors (see below), whose sum is σ = 34059362304. Its totient is φ = 5112797760.

The previous prime is 16172231711. The next prime is 16172231809. The reversal of 16172231802 is 20813227161.

It is not an unprimeable number, because it can be changed into a prime (16172231809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5793027 + ... + 5795817.

It is an arithmetic number, because the mean of its divisors is an integer number (532177536).

Almost surely, 2^16172231802 is an apocalyptic number.

16172231802 is an abundant number, since it is smaller than the sum of its proper divisors (17887130502).

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

16172231802 is a wasteful number, since it uses less digits than its factorization.

16172231802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3483.

The product of its (nonzero) digits is 8064, while the sum is 33.

Adding to 16172231802 its reverse (20813227161), we get a palindrome (36985458963).

The spelling of 16172231802 in words is "sixteen billion, one hundred seventy-two million, two hundred thirty-one thousand, eight hundred two".