134342512656 has 40 divisors (see below), whose sum is σ = 378601628064. Its totient is φ = 40709852160.

The previous prime is 134342512639. The next prime is 134342512657. The reversal of 134342512656 is 656215243431.

It is not an unprimeable number, because it can be changed into a prime (134342512657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127217761 + ... + 127218816.

Almost surely, 2^134342512656 is an apocalyptic number.

134342512656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

134342512656 is an abundant number, since it is smaller than the sum of its proper divisors (244259115408).

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

134342512656 is a wasteful number, since it uses less digits than its factorization.

134342512656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254436599 (or 254436593 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

The spelling of 134342512656 in words is "one hundred thirty-four billion, three hundred forty-two million, five hundred twelve thousand, six hundred fifty-six".