133755807893245 has 8 divisors (see below), whose sum is σ = 160530356802816. Its totient is φ = 106989054760656.

The previous prime is 133755807893171. The next prime is 133755807893263. The reversal of 133755807893245 is 542398708557331.

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

It is a cyclic number.

It is not a de Polignac number, because 133755807893245 - 2²⁹ = 133755271022333 is a prime.

It is a super-2 number, since 2×133755807893245² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1948906497 + ... + 1948975126.

It is an arithmetic number, because the mean of its divisors is an integer number (20066294600352).

Almost surely, 2^{133755807893245} is an apocalyptic number.

It is an amenable number.

133755807893245 is a deficient number, since it is larger than the sum of its proper divisors (26774548909571).

133755807893245 is an equidigital number, since it uses as much as digits as its factorization.

133755807893245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3897888491.

The product of its (nonzero) digits is 762048000, while the sum is 70.

The spelling of 133755807893245 in words is "one hundred thirty-three trillion, seven hundred fifty-five billion, eight hundred seven million, eight hundred ninety-three thousand, two hundred forty-five".