134091347280 has 80 divisors (see below), whose sum is σ = 453472565184. Its totient is φ = 32506992640.

The previous prime is 134091347267. The next prime is 134091347281. The reversal of 134091347280 is 82743190431.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134091347281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25393449 + ... + 25398728.

Almost surely, 2^134091347280 is an apocalyptic number.

134091347280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134091347280 is an abundant number, since it is smaller than the sum of its proper divisors (319381217904).

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

134091347280 is a wasteful number, since it uses less digits than its factorization.

134091347280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50792204 (or 50792198 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 134091347280 in words is "one hundred thirty-four billion, ninety-one million, three hundred forty-seven thousand, two hundred eighty".