63335502645 has 16 divisors (see below), whose sum is σ = 101539896000. Its totient is φ = 33711237504.

The previous prime is 63335502631. The next prime is 63335502647. The reversal of 63335502645 is 54620553336.

It is not a de Polignac number, because 63335502645 - 2¹¹ = 63335500597 is a prime.

It is a super-2 number, since 2×63335502645² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63335502597 and 63335502606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63335502647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4223344 + ... + 4238313.

It is an arithmetic number, because the mean of its divisors is an integer number (6346243500).

Almost surely, 2^63335502645 is an apocalyptic number.

It is an amenable number.

63335502645 is a deficient number, since it is larger than the sum of its proper divisors (38204393355).

63335502645 is a wasteful number, since it uses less digits than its factorization.

63335502645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8462164.

The product of its (nonzero) digits is 972000, while the sum is 42.

The spelling of 63335502645 in words is "sixty-three billion, three hundred thirty-five million, five hundred two thousand, six hundred forty-five".