40551866705 has 8 divisors (see below), whose sum is σ = 55613988672. Its totient is φ = 27806994288.

The previous prime is 40551866669. The next prime is 40551866737. The reversal of 40551866705 is 50766815504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40551866705 - 2¹² = 40551862609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40551866705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 579312347 + ... + 579312416.

It is an arithmetic number, because the mean of its divisors is an integer number (6951748584).

Almost surely, 2^40551866705 is an apocalyptic number.

It is an amenable number.

40551866705 is a deficient number, since it is larger than the sum of its proper divisors (15062121967).

40551866705 is a wasteful number, since it uses less digits than its factorization.

40551866705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158624775.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 40551866705 in words is "forty billion, five hundred fifty-one million, eight hundred sixty-six thousand, seven hundred five".