43248366665 has 16 divisors (see below), whose sum is σ = 59887895808. Its totient is φ = 29368097856.

The previous prime is 43248366659. The next prime is 43248366683. The reversal of 43248366665 is 56666384234.

It is a cyclic number.

It is not a de Polignac number, because 43248366665 - 2²⁴ = 43231589449 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5994782 + ... + 6001991.

It is an arithmetic number, because the mean of its divisors is an integer number (3742993488).

Almost surely, 2^43248366665 is an apocalyptic number.

It is an amenable number.

43248366665 is a deficient number, since it is larger than the sum of its proper divisors (16639529143).

43248366665 is a wasteful number, since it uses less digits than its factorization.

43248366665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11996888.

The product of its digits is 14929920, while the sum is 53.

The spelling of 43248366665 in words is "forty-three billion, two hundred forty-eight million, three hundred sixty-six thousand, six hundred sixty-five".