6363442623645 has 40 divisors (see below), whose sum is σ = 11409938479104. Its totient is φ = 3392979692256.

The previous prime is 6363442623553. The next prime is 6363442623673. The reversal of 6363442623645 is 5463262443636.

6363442623645 is a `hidden beast` number, since 6 + 3 + 6 + 3 + 4 + 4 + 2 + 623 + 6 + 4 + 5 = 666.

It is not a de Polignac number, because 6363442623645 - 2¹¹ = 6363442621597 is a prime.

It is a super-2 number, since 2×6363442623645² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6363442623591 and 6363442623600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 373729 + ... + 3586998.

Almost surely, 2^{6363442623645} is an apocalyptic number.

It is an amenable number.

6363442623645 is a deficient number, since it is larger than the sum of its proper divisors (5046495855459).

6363442623645 is a wasteful number, since it uses less digits than its factorization.

6363442623645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3964711 (or 3964702 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 54.

The spelling of 6363442623645 in words is "six trillion, three hundred sixty-three billion, four hundred forty-two million, six hundred twenty-three thousand, six hundred forty-five".