40771635655 has 8 divisors (see below), whose sum is σ = 49358936592. Its totient is φ = 32328659328.

The previous prime is 40771635649. The next prime is 40771635689. The reversal of 40771635655 is 55653617704.

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 40771635655 - 2¹⁵ = 40771602887 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40771635599 and 40771635608.

It is a congruent 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, 36080529 + ... + 36081658.

It is an arithmetic number, because the mean of its divisors is an integer number (6169867074).

Almost surely, 2^40771635655 is an apocalyptic number.

40771635655 is a deficient number, since it is larger than the sum of its proper divisors (8587300937).

40771635655 is a wasteful number, since it uses less digits than its factorization.

40771635655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72162305.

The product of its (nonzero) digits is 2646000, while the sum is 49.

The spelling of 40771635655 in words is "forty billion, seven hundred seventy-one million, six hundred thirty-five thousand, six hundred fifty-five".