63365953896 has 48 divisors (see below), whose sum is σ = 196132716000. Its totient is φ = 18104558112.

The previous prime is 63365953853. The next prime is 63365953919. The reversal of 63365953896 is 69835956336.

63365953896 is a `hidden beast` number, since 6 + 3 + 3 + 6 + 5 + 9 + 538 + 96 = 666.

It is a super-2 number, since 2×63365953896² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62862546 + ... + 62863553.

It is an arithmetic number, because the mean of its divisors is an integer number (4086098250).

Almost surely, 2^63365953896 is an apocalyptic number.

It is an amenable number.

63365953896 is an abundant number, since it is smaller than the sum of its proper divisors (132766762104).

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

63365953896 is a wasteful number, since it uses less digits than its factorization.

63365953896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125726118 (or 125726111 counting only the distinct ones).

The product of its digits is 94478400, while the sum is 63.

The spelling of 63365953896 in words is "sixty-three billion, three hundred sixty-five million, nine hundred fifty-three thousand, eight hundred ninety-six".