40001895705 has 8 divisors (see below), whose sum is σ = 64003033152. Its totient is φ = 21334344368.

The previous prime is 40001895683. The next prime is 40001895707. The reversal of 40001895705 is 50759810004.

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 40001895705 - 2⁸ = 40001895449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40001895707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1333396509 + ... + 1333396538.

It is an arithmetic number, because the mean of its divisors is an integer number (8000379144).

Almost surely, 2^40001895705 is an apocalyptic number.

It is an amenable number.

40001895705 is a deficient number, since it is larger than the sum of its proper divisors (24001137447).

40001895705 is a wasteful number, since it uses less digits than its factorization.

40001895705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666793055.

The product of its (nonzero) digits is 50400, while the sum is 39.

The spelling of 40001895705 in words is "forty billion, one million, eight hundred ninety-five thousand, seven hundred five".