42513301425134 has 4 divisors (see below), whose sum is σ = 63769952137704. Its totient is φ = 21256650712566.

The previous prime is 42513301425109. The next prime is 42513301425163. The reversal of 42513301425134 is 43152410331524.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10628325356282 + ... + 10628325356285.

It is an arithmetic number, because the mean of its divisors is an integer number (15942488034426).

Almost surely, 2^{42513301425134} is an apocalyptic number.

42513301425134 is a deficient number, since it is larger than the sum of its proper divisors (21256650712570).

42513301425134 is a wasteful number, since it uses less digits than its factorization.

42513301425134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21256650712569.

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 42513301425134 its reverse (43152410331524), we get a palindrome (85665711756658).

The spelling of 42513301425134 in words is "forty-two trillion, five hundred thirteen billion, three hundred one million, four hundred twenty-five thousand, one hundred thirty-four".