40485655771265 has 8 divisors (see below), whose sum is σ = 48679372986048. Its totient is φ = 32324133910000.

The previous prime is 40485655771237. The next prime is 40485655771331. The reversal of 40485655771265 is 56217755658404.

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

It is not a de Polignac number, because 40485655771265 - 2²⁴ = 40485638994049 is a prime.

It is a Duffinian number.

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, 8048835611 + ... + 8048840640.

It is an arithmetic number, because the mean of its divisors is an integer number (6084921623256).

Almost surely, 2^{40485655771265} is an apocalyptic number.

It is an amenable number.

40485655771265 is a deficient number, since it is larger than the sum of its proper divisors (8193717214783).

40485655771265 is a wasteful number, since it uses less digits than its factorization.

40485655771265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16097676759.

The product of its (nonzero) digits is 282240000, while the sum is 65.

The spelling of 40485655771265 in words is "forty trillion, four hundred eighty-five billion, six hundred fifty-five million, seven hundred seventy-one thousand, two hundred sixty-five".