63674213359 has 4 divisors (see below), whose sum is σ = 65028983904. Its totient is φ = 62319442816.

The previous prime is 63674213321. The next prime is 63674213363. The reversal of 63674213359 is 95331247636.

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 63674213359 - 2³⁵ = 29314474991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63674213059) 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, 677385202 + ... + 677385295.

It is an arithmetic number, because the mean of its divisors is an integer number (16257245976).

Almost surely, 2^63674213359 is an apocalyptic number.

63674213359 is a deficient number, since it is larger than the sum of its proper divisors (1354770545).

63674213359 is a wasteful number, since it uses less digits than its factorization.

63674213359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354770544.

The product of its digits is 2449440, while the sum is 49.

The spelling of 63674213359 in words is "sixty-three billion, six hundred seventy-four million, two hundred thirteen thousand, three hundred fifty-nine".