63653379863039 has 8 divisors (see below), whose sum is σ = 65112118745088. Its totient is φ = 62209602405720.

The previous prime is 63653379863011. The next prime is 63653379863069. The reversal of 63653379863039 is 93036897335636.

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

It is a cyclic number.

It is not a de Polignac number, because 63653379863039 - 2²⁰ = 63653378814463 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 (63653379863009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3740347577 + ... + 3740364594.

It is an arithmetic number, because the mean of its divisors is an integer number (8139014843136).

Almost surely, 2^{63653379863039} is an apocalyptic number.

63653379863039 is a deficient number, since it is larger than the sum of its proper divisors (1458738882049).

63653379863039 is a wasteful number, since it uses less digits than its factorization.

63653379863039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7480712365.

The product of its (nonzero) digits is 1190427840, while the sum is 71.

The spelling of 63653379863039 in words is "sixty-three trillion, six hundred fifty-three billion, three hundred seventy-nine million, eight hundred sixty-three thousand, thirty-nine".