100172103544 has 32 divisors (see below), whose sum is σ = 201914668800. Its totient is φ = 46440367200.

The previous prime is 100172103539. The next prime is 100172103583. The reversal of 100172103544 is 445301271001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7003782 + ... + 7018069.

It is an arithmetic number, because the mean of its divisors is an integer number (6309833400).

Almost surely, 2^100172103544 is an apocalyptic number.

It is an amenable number.

100172103544 is an abundant number, since it is smaller than the sum of its proper divisors (101742565256).

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

100172103544 is a wasteful number, since it uses less digits than its factorization.

100172103544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14021923 (or 14021919 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 100172103544 its reverse (445301271001), we get a palindrome (545473374545).

The spelling of 100172103544 in words is "one hundred billion, one hundred seventy-two million, one hundred three thousand, five hundred forty-four".