134423500015 has 24 divisors (see below), whose sum is σ = 187805975760. Its totient is φ = 92096661888.

The previous prime is 134423499997. The next prime is 134423500021. The reversal of 134423500015 is 510005324431.

It is not a de Polignac number, because 134423500015 - 2⁹ = 134423499503 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49051 + ... + 520819.

It is an arithmetic number, because the mean of its divisors is an integer number (7825248990).

Almost surely, 2^134423500015 is an apocalyptic number.

134423500015 is a deficient number, since it is larger than the sum of its proper divisors (53382475745).

134423500015 is a wasteful number, since it uses less digits than its factorization.

134423500015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472951 (or 472944 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 134423500015 its reverse (510005324431), we get a palindrome (644428824446).

The spelling of 134423500015 in words is "one hundred thirty-four billion, four hundred twenty-three million, five hundred thousand, fifteen".