40648575847 has 8 divisors (see below), whose sum is σ = 44782950672. Its totient is φ = 36587376000.

The previous prime is 40648575823. The next prime is 40648575859. The reversal of 40648575847 is 74857584604.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40648575847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40648575791 and 40648575800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40648575817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18292578 + ... + 18294799.

It is an arithmetic number, because the mean of its divisors is an integer number (5597868834).

Almost surely, 2^40648575847 is an apocalyptic number.

40648575847 is a deficient number, since it is larger than the sum of its proper divisors (4134374825).

40648575847 is a wasteful number, since it uses less digits than its factorization.

40648575847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36587489.

The product of its (nonzero) digits is 30105600, while the sum is 58.

It can be divided in two parts, 4064857 and 5847, that added together give a palindrome (4070704).

The spelling of 40648575847 in words is "forty billion, six hundred forty-eight million, five hundred seventy-five thousand, eight hundred forty-seven".