425060135506523 has 4 divisors (see below), whose sum is σ = 463701966007128. Its totient is φ = 386418305005920.

The previous prime is 425060135506471. The next prime is 425060135506537. The reversal of 425060135506523 is 325605531060524.

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

It is not a de Polignac number, because 425060135506523 - 2⁶ = 425060135506459 is a prime.

It is a super-2 number, since 2×425060135506523² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425060135506543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19320915250286 + ... + 19320915250307.

It is an arithmetic number, because the mean of its divisors is an integer number (115925491501782).

Almost surely, 2^{425060135506523} is an apocalyptic number.

425060135506523 is a deficient number, since it is larger than the sum of its proper divisors (38641830500605).

425060135506523 is a wasteful number, since it uses less digits than its factorization.

425060135506523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38641830500604.

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 425060135506523 in words is "four hundred twenty-five trillion, sixty billion, one hundred thirty-five million, five hundred six thousand, five hundred twenty-three".