43664741148 has 24 divisors (see below), whose sum is σ = 116439309952. Its totient is φ = 12475640304.

The previous prime is 43664741137. The next prime is 43664741189. The reversal of 43664741148 is 84114746634.

It is a junction number, because it is equal to n+sod(n) for n = 43664741097 and 43664741106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259909090 + ... + 259909257.

Almost surely, 2^43664741148 is an apocalyptic number.

It is an amenable number.

43664741148 is an abundant number, since it is smaller than the sum of its proper divisors (72774568804).

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

43664741148 is a wasteful number, since it uses less digits than its factorization.

43664741148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519818361 (or 519818359 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 48.

The spelling of 43664741148 in words is "forty-three billion, six hundred sixty-four million, seven hundred forty-one thousand, one hundred forty-eight".