134123403320 has 64 divisors (see below), whose sum is σ = 327322749600. Its totient is φ = 49261957120.

The previous prime is 134123403317. The next prime is 134123403391. The reversal of 134123403320 is 23304321431.

It is a self number, because there is not a number n which added to its sum of digits gives 134123403320.

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, 2377490 + ... + 2433249.

Almost surely, 2^134123403320 is an apocalyptic number.

134123403320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134123403320 is an abundant number, since it is smaller than the sum of its proper divisors (193199346280).

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

134123403320 is a wasteful number, since it uses less digits than its factorization.

134123403320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4810808 (or 4810804 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 134123403320 its reverse (23304321431), we get a palindrome (157427724751).

The spelling of 134123403320 in words is "one hundred thirty-four billion, one hundred twenty-three million, four hundred three thousand, three hundred twenty".