43909086956612 has 96 divisors (see below), whose sum is σ = 86514710688000. Its totient is φ = 19388542164992.

The previous prime is 43909086956549. The next prime is 43909086956699. The reversal of 43909086956612 is 21665968090934.

It is a Harshad number since it is a multiple of its sum of digits (68).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 534529439 + ... + 534611577.

It is an arithmetic number, because the mean of its divisors is an integer number (901194903000).

Almost surely, 2^{43909086956612} is an apocalyptic number.

It is an amenable number.

43909086956612 is a deficient number, since it is larger than the sum of its proper divisors (42605623731388).

43909086956612 is a wasteful number, since it uses less digits than its factorization.

43909086956612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88685 (or 88683 counting only the distinct ones).

The product of its (nonzero) digits is 151165440, while the sum is 68.

The spelling of 43909086956612 in words is "forty-three trillion, nine hundred nine billion, eighty-six million, nine hundred fifty-six thousand, six hundred twelve".