133333252000 has 96 divisors (see below), whose sum is σ = 352799922384. Its totient is φ = 49230720000.

The previous prime is 133333251983. The next prime is 133333252051. The reversal of 133333252000 is 252333331.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 16415759376 + 116917492624 = 128124^2 + 341932^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1230051 + ... + 1334050.

Almost surely, 2^133333252000 is an apocalyptic number.

133333252000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133333252000 is an abundant number, since it is smaller than the sum of its proper divisors (219466670384).

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

133333252000 is a wasteful number, since it uses less digits than its factorization.

133333252000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564139 (or 2564121 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 25.

Adding to 133333252000 its reverse (252333331), we get a palindrome (133585585331).

The spelling of 133333252000 in words is "one hundred thirty-three billion, three hundred thirty-three million, two hundred fifty-two thousand".