63163724045645 has 32 divisors (see below), whose sum is σ = 78719979643008. Its totient is φ = 48617207831808.

The previous prime is 63163724045629. The next prime is 63163724045647. The reversal of 63163724045645 is 54654042736136.

It is a cyclic number.

It is not a de Polignac number, because 63163724045645 - 2⁴ = 63163724045629 is a prime.

It is a super-3 number, since 3×63163724045645³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63163724045647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 423965507 + ... + 424114463.

It is an arithmetic number, because the mean of its divisors is an integer number (2459999363844).

Almost surely, 2^{63163724045645} is an apocalyptic number.

It is an amenable number.

63163724045645 is a deficient number, since it is larger than the sum of its proper divisors (15556255597363).

63163724045645 is a wasteful number, since it uses less digits than its factorization.

63163724045645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178509.

The product of its (nonzero) digits is 43545600, while the sum is 56.

The spelling of 63163724045645 in words is "sixty-three trillion, one hundred sixty-three billion, seven hundred twenty-four million, forty-five thousand, six hundred forty-five".