53534679386 has 4 divisors (see below), whose sum is σ = 80302019082. Its totient is φ = 26767339692.

The previous prime is 53534679377. The next prime is 53534679389. The reversal of 53534679386 is 68397643535.

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., 44044997161 + 9489682225 = 209869^2 + 97415^2 .

It is not an unprimeable number, because it can be changed into a prime (53534679389) by changing a digit.

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, 13383669845 + ... + 13383669848.

Almost surely, 2^53534679386 is an apocalyptic number.

53534679386 is a deficient number, since it is larger than the sum of its proper divisors (26767339696).

53534679386 is a wasteful number, since it uses less digits than its factorization.

53534679386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26767339695.

The product of its digits is 48988800, while the sum is 59.

The spelling of 53534679386 in words is "fifty-three billion, five hundred thirty-four million, six hundred seventy-nine thousand, three hundred eighty-six".