43740572620 has 48 divisors (see below), whose sum is σ = 97275765888. Its totient is φ = 16464107520.

The previous prime is 43740572597. The next prime is 43740572641. The reversal of 43740572620 is 2627504734.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 3349624 + ... + 3362656.

It is an arithmetic number, because the mean of its divisors is an integer number (2026578456).

Almost surely, 2^43740572620 is an apocalyptic number.

It is an amenable number.

43740572620 is an abundant number, since it is smaller than the sum of its proper divisors (53535193268).

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

43740572620 is a wasteful number, since it uses less digits than its factorization.

43740572620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22930 (or 22928 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 40.

The spelling of 43740572620 in words is "forty-three billion, seven hundred forty million, five hundred seventy-two thousand, six hundred twenty".