133809159031919 has 8 divisors (see below), whose sum is σ = 152926776090240. Its totient is φ = 114692047701336.

The previous prime is 133809159031897. The next prime is 133809159031927. The reversal of 133809159031919 is 919130951908331.

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

It is not a de Polignac number, because 133809159031919 - 2⁸ = 133809159031663 is a prime.

It is a super-2 number, since 2×133809159031919² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133809159031969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125864789 + ... + 126923454.

It is an arithmetic number, because the mean of its divisors is an integer number (19115847011280).

Almost surely, 2^{133809159031919} is an apocalyptic number.

133809159031919 is a deficient number, since it is larger than the sum of its proper divisors (19117617058321).

133809159031919 is an equidigital number, since it uses as much as digits as its factorization.

133809159031919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252863869.

The product of its (nonzero) digits is 7085880, while the sum is 62.

The spelling of 133809159031919 in words is "one hundred thirty-three trillion, eight hundred nine billion, one hundred fifty-nine million, thirty-one thousand, nine hundred nineteen".