427114521613 has 4 divisors (see below), whose sum is σ = 459969484828. Its totient is φ = 394259558400.

The previous prime is 427114521599. The next prime is 427114521619. The reversal of 427114521613 is 316125411724.

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

It can be written as a sum of positive squares in 2 ways, for example, as 65747626569 + 361366895044 = 256413^2 + 601138^2 .

It is a cyclic number.

It is not a de Polignac number, because 427114521613 - 2¹³ = 427114513421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427114521619) 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, 16427481588 + ... + 16427481613.

It is an arithmetic number, because the mean of its divisors is an integer number (114992371207).

Almost surely, 2^427114521613 is an apocalyptic number.

It is an amenable number.

427114521613 is a deficient number, since it is larger than the sum of its proper divisors (32854963215).

427114521613 is a wasteful number, since it uses less digits than its factorization.

427114521613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32854963214.

The product of its digits is 40320, while the sum is 37.

The spelling of 427114521613 in words is "four hundred twenty-seven billion, one hundred fourteen million, five hundred twenty-one thousand, six hundred thirteen".