133091127407616 has 176 divisors, whose sum is σ = 406434220196736. Its totient is φ = 37930250502144.

The previous prime is 133091127407533. The next prime is 133091127407621. The reversal of 133091127407616 is 616704721190331.

It is a happy number.

It is a super-2 number, since 2×133091127407616² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742210 + ... + 16331966.

Almost surely, 2^{133091127407616} is an apocalyptic number.

133091127407616 is a gapful number since it is divisible by the number (16) 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 133091127407616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203217110098368).

133091127407616 is an abundant number, since it is smaller than the sum of its proper divisors (273343092789120).

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

133091127407616 is a wasteful number, since it uses less digits than its factorization.

133091127407616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15590184 (or 15590166 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 51.

Adding to 133091127407616 its reverse (616704721190331), we get a palindrome (749795848597947).

The spelling of 133091127407616 in words is "one hundred thirty-three trillion, ninety-one billion, one hundred twenty-seven million, four hundred seven thousand, six hundred sixteen".