15873480100 has 81 divisors (see below), whose sum is σ = 35385907683. Its totient is φ = 6180565440.

The previous prime is 15873480097. The next prime is 15873480209. The reversal of 15873480100 is 108437851.

The square root of 15873480100 is 125990.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2513819044 + 13359661056 = 50138^2 + 115584^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 15873480100.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 54175554 + ... + 54175846.

Almost surely, 2^15873480100 is an apocalyptic number.

15873480100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15873480100 is the 125990-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15873480100

15873480100 is an abundant number, since it is smaller than the sum of its proper divisors (19512427583).

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

15873480100 is an equidigital number, since it uses as much as digits as its factorization.

15873480100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 37.

The spelling of 15873480100 in words is "fifteen billion, eight hundred seventy-three million, four hundred eighty thousand, one hundred".