8537384474 has 4 divisors (see below), whose sum is σ = 12806076714. Its totient is φ = 4268692236.

The previous prime is 8537384441. The next prime is 8537384489. The reversal of 8537384474 is 4744837358.

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

It can be written as a sum of positive squares in only one way, i.e., 6584186449 + 1953198025 = 81143^2 + 44195^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2134346117 + ... + 2134346120.

Almost surely, 2^8537384474 is an apocalyptic number.

8537384474 is a deficient number, since it is larger than the sum of its proper divisors (4268692240).

8537384474 is a wasteful number, since it uses less digits than its factorization.

8537384474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268692239.

The product of its digits is 9031680, while the sum is 53.

The square root of 8537384474 is about 92397.9679105553. The cubic root of 8537384474 is about 2043.8151464001.

The spelling of 8537384474 in words is "eight billion, five hundred thirty-seven million, three hundred eighty-four thousand, four hundred seventy-four".