45983989368 has 24 divisors (see below), whose sum is σ = 124539971400. Its totient is φ = 15327996432.

The previous prime is 45983989357. The next prime is 45983989393. The reversal of 45983989368 is 86398938954.

45983989368 is a `hidden beast` number, since 4 + 5 + 98 + 398 + 93 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×45983989368² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72), and also a Moran number because the ratio is a prime number: 638666519 = 45983989368 / (4 + 5 + 9 + 8 + 3 + 9 + 8 + 9 + 3 + 6 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 45983989296 and 45983989305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 319333188 + ... + 319333331.

It is an arithmetic number, because the mean of its divisors is an integer number (5189165475).

Almost surely, 2^45983989368 is an apocalyptic number.

It is an amenable number.

45983989368 is an abundant number, since it is smaller than the sum of its proper divisors (78555982032).

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

45983989368 is a wasteful number, since it uses less digits than its factorization.

45983989368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638666531 (or 638666524 counting only the distinct ones).

The product of its digits is 403107840, while the sum is 72.

The spelling of 45983989368 in words is "forty-five billion, nine hundred eighty-three million, nine hundred eighty-nine thousand, three hundred sixty-eight".