134431310141040 has 80 divisors (see below), whose sum is σ = 454622248849536. Its totient is φ = 32589408518400.

The previous prime is 134431310141021. The next prime is 134431310141081. The reversal of 134431310141040 is 40141013134431.

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

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 134431310140989 and 134431310141007.

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, 25460472766 + ... + 25460478045.

Almost surely, 2^{134431310141040} is an apocalyptic number.

134431310141040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134431310141040 is an abundant number, since it is smaller than the sum of its proper divisors (320190938708496).

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

134431310141040 is a wasteful number, since it uses less digits than its factorization.

134431310141040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50920950838 (or 50920950832 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 134431310141040 its reverse (40141013134431), we get a palindrome (174572323275471).

The spelling of 134431310141040 in words is "one hundred thirty-four trillion, four hundred thirty-one billion, three hundred ten million, one hundred forty-one thousand, forty".