134155040444 has 12 divisors (see below), whose sum is σ = 234880379664. Its totient is φ = 67046360544.

The previous prime is 134155040407. The next prime is 134155040567. The reversal of 134155040444 is 444040551431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7780232 + ... + 7797455.

It is an arithmetic number, because the mean of its divisors is an integer number (19573364972).

Almost surely, 2^134155040444 is an apocalyptic number.

It is an amenable number.

134155040444 is a deficient number, since it is larger than the sum of its proper divisors (100725339220).

134155040444 is a wasteful number, since it uses less digits than its factorization.

134155040444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15579844 (or 15579842 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 134155040444 its reverse (444040551431), we get a palindrome (578195591875).

The spelling of 134155040444 in words is "one hundred thirty-four billion, one hundred fifty-five million, forty thousand, four hundred forty-four".