133525337538 has 8 divisors (see below), whose sum is σ = 267050675088. Its totient is φ = 44508445844.

The previous prime is 133525337527. The next prime is 133525337551. The reversal of 133525337538 is 835733525331.

It is a sphenic number, since it is the product of 3 distinct primes.

133525337538 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11127111456 + ... + 11127111467.

It is an arithmetic number, because the mean of its divisors is an integer number (33381334386).

Almost surely, 2^133525337538 is an apocalyptic number.

133525337538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

133525337538 is a wasteful number, since it uses less digits than its factorization.

133525337538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22254222928.

The product of its digits is 3402000, while the sum is 48.

The spelling of 133525337538 in words is "one hundred thirty-three billion, five hundred twenty-five million, three hundred thirty-seven thousand, five hundred thirty-eight".