2133745000 has 80 divisors (see below), whose sum is σ = 5014769760. Its totient is φ = 850872000.

The previous prime is 2133744989. The next prime is 2133745027. The reversal of 2133745000 is 5473312.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 2934637 + ... + 2935363.

It is an arithmetic number, because the mean of its divisors is an integer number (62684622).

Almost surely, 2^2133745000 is an apocalyptic number.

2133745000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2133745000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2507384880).

2133745000 is an abundant number, since it is smaller than the sum of its proper divisors (2881024760).

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

2133745000 is an equidigital number, since it uses as much as digits as its factorization.

2133745000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340 (or 1321 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 2133745000 is about 46192.4777425935. The cubic root of 2133745000 is about 1287.4019782728.

The spelling of 2133745000 in words is "two billion, one hundred thirty-three million, seven hundred forty-five thousand".