134430400434 has 32 divisors (see below), whose sum is σ = 295993558080. Its totient is φ = 40362753600.

The previous prime is 134430400411. The next prime is 134430400493. The reversal of 134430400434 is 434004034431.

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, 9336037 + ... + 9350424.

It is an arithmetic number, because the mean of its divisors is an integer number (9249798690).

Almost surely, 2^134430400434 is an apocalyptic number.

134430400434 is an abundant number, since it is smaller than the sum of its proper divisors (161563157646).

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

134430400434 is a wasteful number, since it uses less digits than its factorization.

134430400434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18686586.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 134430400434 its reverse (434004034431), we get a palindrome (568434434865).

The spelling of 134430400434 in words is "one hundred thirty-four billion, four hundred thirty million, four hundred thousand, four hundred thirty-four".