45643306368 has 96 divisors (see below), whose sum is σ = 133263973080. Its totient is φ = 13831290880.

The previous prime is 45643306367. The next prime is 45643306381. The reversal of 45643306368 is 86360334654.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×45643306368² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45643306361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 444705 + ... + 537632.

Almost surely, 2^45643306368 is an apocalyptic number.

45643306368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

45643306368 is an abundant number, since it is smaller than the sum of its proper divisors (87620666712).

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

45643306368 is a wasteful number, since it uses less digits than its factorization.

45643306368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982376 (or 982353 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 45643306368 in words is "forty-five billion, six hundred forty-three million, three hundred six thousand, three hundred sixty-eight".