63786674493 has 12 divisors (see below), whose sum is σ = 92320956000. Its totient is φ = 42439227336.

The previous prime is 63786674437. The next prime is 63786674519. The reversal of 63786674493 is 39447668736.

63786674493 is a `hidden beast` number, since 6 + 3 + 7 + 86 + 67 + 4 + 493 = 666.

It is not a de Polignac number, because 63786674493 - 2¹² = 63786670397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63786674493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63786674093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7097121 + ... + 7106102.

It is an arithmetic number, because the mean of its divisors is an integer number (7693413000).

Almost surely, 2^63786674493 is an apocalyptic number.

It is an amenable number.

63786674493 is a deficient number, since it is larger than the sum of its proper divisors (28534281507).

63786674493 is a wasteful number, since it uses less digits than its factorization.

63786674493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14203728 (or 14203725 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 63.

The spelling of 63786674493 in words is "sixty-three billion, seven hundred eighty-six million, six hundred seventy-four thousand, four hundred ninety-three".