133157522137871 has 32 divisors (see below), whose sum is σ = 168049870732800. Its totient is φ = 102487569770880.

The previous prime is 133157522137781. The next prime is 133157522137891. The reversal of 133157522137871 is 178731225751331.

It is a de Polignac number, because none of the positive numbers 2^k-133157522137871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133157522137891) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28431185 + ... + 32781813.

It is an arithmetic number, because the mean of its divisors is an integer number (5251558460400).

Almost surely, 2^{133157522137871} is an apocalyptic number.

133157522137871 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133157522137871 is a deficient number, since it is larger than the sum of its proper divisors (34892348594929).

133157522137871 is a wasteful number, since it uses less digits than its factorization.

133157522137871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4355519.

The product of its digits is 7408800, while the sum is 56.

The spelling of 133157522137871 in words is "one hundred thirty-three trillion, one hundred fifty-seven billion, five hundred twenty-two million, one hundred thirty-seven thousand, eight hundred seventy-one".