135166450081376 has 48 divisors (see below), whose sum is σ = 304176405163680. Its totient is φ = 57918594324480.

The previous prime is 135166450081339. The next prime is 135166450081387. The reversal of 135166450081376 is 673180054661531.

It is a super-2 number, since 2×135166450081376² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (56).

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, 50164841 + ... + 52790568.

It is an arithmetic number, because the mean of its divisors is an integer number (6337008440910).

Almost surely, 2^{135166450081376} is an apocalyptic number.

135166450081376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135166450081376 is an abundant number, since it is smaller than the sum of its proper divisors (169009955082304).

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

135166450081376 is a wasteful number, since it uses less digits than its factorization.

135166450081376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102961287 (or 102961279 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 135166450081376 in words is "one hundred thirty-five trillion, one hundred sixty-six billion, four hundred fifty million, eighty-one thousand, three hundred seventy-six".