63685393028706 has 8 divisors (see below), whose sum is σ = 127370786057424. Its totient is φ = 21228464342900.

The previous prime is 63685393028683. The next prime is 63685393028707. The reversal of 63685393028706 is 60782039358636.

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

63685393028706 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (63685393028707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5307116085720 + ... + 5307116085731.

It is an arithmetic number, because the mean of its divisors is an integer number (15921348257178).

Almost surely, 2^{63685393028706} is an apocalyptic number.

63685393028706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63685393028706 is a wasteful number, since it uses less digits than its factorization.

63685393028706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10614232171456.

The product of its (nonzero) digits is 235146240, while the sum is 66.

The spelling of 63685393028706 in words is "sixty-three trillion, six hundred eighty-five billion, three hundred ninety-three million, twenty-eight thousand, seven hundred six".