133892075520 has 416 divisors, whose sum is σ = 544018698240. Its totient is φ = 30603018240.

The previous prime is 133892075519. The next prime is 133892075543. The reversal of 133892075520 is 25570298331.

133892075520 is a `hidden beast` number, since 1 + 3 + 3 + 8 + 92 + 0 + 7 + 552 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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, 3853425 + ... + 3888015.

Almost surely, 2^133892075520 is an apocalyptic number.

133892075520 is a gapful number since it is divisible by the number (10) 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 133892075520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272009349120).

133892075520 is an abundant number, since it is smaller than the sum of its proper divisors (410126622720).

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

133892075520 is an equidigital number, since it uses as much as digits as its factorization.

133892075520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34636 (or 34608 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 133892075520 in words is "one hundred thirty-three billion, eight hundred ninety-two million, seventy-five thousand, five hundred twenty".