534227782637 has 4 divisors (see below), whose sum is σ = 535573444956. Its totient is φ = 532882120320.

The previous prime is 534227782591. The next prime is 534227782643. The reversal of 534227782637 is 736287722435.

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 216170133481 + 318057649156 = 464941^2 + 563966^2 .

It is a cyclic number.

It is not a de Polignac number, because 534227782637 - 2⁶ = 534227782573 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 (534227782667) 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, 672830564 + ... + 672831357.

It is an arithmetic number, because the mean of its divisors is an integer number (133893361239).

Almost surely, 2^534227782637 is an apocalyptic number.

It is an amenable number.

534227782637 is a deficient number, since it is larger than the sum of its proper divisors (1345662319).

534227782637 is a wasteful number, since it uses less digits than its factorization.

534227782637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345662318.

The product of its digits is 23708160, while the sum is 56.

The spelling of 534227782637 in words is "five hundred thirty-four billion, two hundred twenty-seven million, seven hundred eighty-two thousand, six hundred thirty-seven".