63934807197 has 8 divisors (see below), whose sum is σ = 85247680480. Its totient is φ = 42622569360.

The previous prime is 63934807121. The next prime is 63934807217. The reversal of 63934807197 is 79170843936.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63934807197 - 2¹⁴ = 63934790813 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 (63934807117) 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 7 ways as a sum of consecutive naturals, for example, 177879 + ... + 399387.

It is an arithmetic number, because the mean of its divisors is an integer number (10655960060).

Almost surely, 2^63934807197 is an apocalyptic number.

It is an amenable number.

63934807197 is a deficient number, since it is larger than the sum of its proper divisors (21312873283).

63934807197 is a wasteful number, since it uses less digits than its factorization.

63934807197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317723.

The product of its (nonzero) digits is 6858432, while the sum is 57.

The spelling of 63934807197 in words is "sixty-three billion, nine hundred thirty-four million, eight hundred seven thousand, one hundred ninety-seven".