134261560144 has 40 divisors (see below), whose sum is σ = 275489831808. Its totient is φ = 63169021440.

The previous prime is 134261560129. The next prime is 134261560183. The reversal of 134261560144 is 441065162431.

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, 1357659 + ... + 1453189.

Almost surely, 2^134261560144 is an apocalyptic number.

It is an amenable number.

134261560144 is an abundant number, since it is smaller than the sum of its proper divisors (141228271664).

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

134261560144 is a wasteful number, since it uses less digits than its factorization.

134261560144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100723 (or 100717 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 134261560144 in words is "one hundred thirty-four billion, two hundred sixty-one million, five hundred sixty thousand, one hundred forty-four".