40982636641 has 8 divisors (see below), whose sum is σ = 42832278144. Its totient is φ = 39138644160.

The previous prime is 40982636603. The next prime is 40982636677. The reversal of 40982636641 is 14663628904.

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 40982636641 - 2²⁷ = 40848418913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40982636041) 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, 1397416 + ... + 1426441.

It is an arithmetic number, because the mean of its divisors is an integer number (5354034768).

Almost surely, 2^40982636641 is an apocalyptic number.

It is an amenable number.

40982636641 is a deficient number, since it is larger than the sum of its proper divisors (1849641503).

40982636641 is a wasteful number, since it uses less digits than its factorization.

40982636641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824511.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 40982636641 in words is "forty billion, nine hundred eighty-two million, six hundred thirty-six thousand, six hundred forty-one".