493736525637394 has 16 divisors (see below), whose sum is σ = 797639994263448. Its totient is φ = 227859651677952.

The previous prime is 493736525637379. The next prime is 493736525637479.

493736525637394 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 308170476396225 + 185566049241169 = 17554785^2 + 13622263^2 .

It is a super-2 number, since 2×493736525637394² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 493736525637394.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 780709927 + ... + 781342090.

Almost surely, 2^{493736525637394} is an apocalyptic number.

493736525637394 is a deficient number, since it is larger than the sum of its proper divisors (303903468626054).

493736525637394 is a wasteful number, since it uses less digits than its factorization.

493736525637394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562064189.

The product of its digits is 9258883200, while the sum is 76.

The spelling of 493736525637394 in words is "four hundred ninety-three trillion, seven hundred thirty-six billion, five hundred twenty-five million, six hundred thirty-seven thousand, three hundred ninety-four".