172035103216 has 20 divisors (see below), whose sum is σ = 334013889600. Its totient is φ = 85837970432.

The previous prime is 172035103189. The next prime is 172035103217. The reversal of 172035103216 is 612301530271.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172035103217) 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 3 ways as a sum of consecutive naturals, for example, 11215921 + ... + 11231248.

It is an arithmetic number, because the mean of its divisors is an integer number (16700694480).

Almost surely, 2^172035103216 is an apocalyptic number.

172035103216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

172035103216 is a deficient number, since it is larger than the sum of its proper divisors (161978786384).

172035103216 is a wasteful number, since it uses less digits than its factorization.

172035103216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22447656 (or 22447650 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

Adding to 172035103216 its reverse (612301530271), we get a palindrome (784336633487).

The spelling of 172035103216 in words is "one hundred seventy-two billion, thirty-five million, one hundred three thousand, two hundred sixteen".