134442213430 has 64 divisors (see below), whose sum is σ = 294808320000. Its totient is φ = 43115649408.

The previous prime is 134442213403. The next prime is 134442213481. The reversal of 134442213430 is 34312244431.

It is a junction number, because it is equal to n+sod(n) for n = 134442213392 and 134442213401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 534705 + ... + 744844.

It is an arithmetic number, because the mean of its divisors is an integer number (4606380000).

Almost surely, 2^134442213430 is an apocalyptic number.

134442213430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134442213430 is an abundant number, since it is smaller than the sum of its proper divisors (160366106570).

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

134442213430 is a wasteful number, since it uses less digits than its factorization.

134442213430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279661.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 134442213430 its reverse (34312244431), we get a palindrome (168754457861).

The spelling of 134442213430 in words is "one hundred thirty-four billion, four hundred forty-two million, two hundred thirteen thousand, four hundred thirty".