8172653000 has 128 divisors (see below), whose sum is σ = 19965385440. Its totient is φ = 3128320000.

The previous prime is 8172652993. The next prime is 8172653029. The reversal of 8172653000 is 3562718.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 1284648964 + 6888004036 = 35842^2 + 82994^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2171120 + ... + 2174880.

Almost surely, 2^8172653000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8172653000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9982692720).

8172653000 is an abundant number, since it is smaller than the sum of its proper divisors (11792732440).

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

8172653000 is a wasteful number, since it uses less digits than its factorization.

8172653000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876 (or 3862 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 8172653000 is about 90402.7267287884. The cubic root of 8172653000 is about 2014.2854697354.

The spelling of 8172653000 in words is "eight billion, one hundred seventy-two million, six hundred fifty-three thousand".