43790940616 has 16 divisors (see below), whose sum is σ = 83147356800. Its totient is φ = 21618312144.

The previous prime is 43790940587. The next prime is 43790940619. The reversal of 43790940616 is 61604909734.

It is a self number, because there is not a number n which added to its sum of digits gives 43790940616.

It is not an unprimeable number, because it can be changed into a prime (43790940619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34644100 + ... + 34645363.

It is an arithmetic number, because the mean of its divisors is an integer number (5196709800).

Almost surely, 2^43790940616 is an apocalyptic number.

It is an amenable number.

43790940616 is a deficient number, since it is larger than the sum of its proper divisors (39356416184).

43790940616 is a wasteful number, since it uses less digits than its factorization.

43790940616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69289548 (or 69289544 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 43790940616 in words is "forty-three billion, seven hundred ninety million, nine hundred forty thousand, six hundred sixteen".