63773674495 has 4 divisors (see below), whose sum is σ = 76528409400. Its totient is φ = 51018939592.

The previous prime is 63773674493. The next prime is 63773674499. The reversal of 63773674495 is 59447637736.

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

It is a cyclic number.

It is not a de Polignac number, because 63773674495 - 2¹ = 63773674493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63773674493) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6377367445 + ... + 6377367454.

It is an arithmetic number, because the mean of its divisors is an integer number (19132102350).

Almost surely, 2^63773674495 is an apocalyptic number.

63773674495 is a deficient number, since it is larger than the sum of its proper divisors (12754734905).

63773674495 is a wasteful number, since it uses less digits than its factorization.

63773674495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12754734904.

The product of its digits is 80015040, while the sum is 61.

The spelling of 63773674495 in words is "sixty-three billion, seven hundred seventy-three million, six hundred seventy-four thousand, four hundred ninety-five".