40548987017 has 8 divisors (see below), whose sum is σ = 50554581312. Its totient is φ = 31596613200.

The previous prime is 40548986969. The next prime is 40548987029. The reversal of 40548987017 is 71078984504.

It is a happy number.

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 40548987017 - 2¹² = 40548982921 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40548987017.

It is not an unprimeable number, because it can be changed into a prime (40548987067) 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, 263305034 + ... + 263305187.

It is an arithmetic number, because the mean of its divisors is an integer number (6319322664).

Almost surely, 2^40548987017 is an apocalyptic number.

It is an amenable number.

40548987017 is a deficient number, since it is larger than the sum of its proper divisors (10005594295).

40548987017 is a wasteful number, since it uses less digits than its factorization.

40548987017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526610239.

The product of its (nonzero) digits is 2257920, while the sum is 53.

The spelling of 40548987017 in words is "forty billion, five hundred forty-eight million, nine hundred eighty-seven thousand, seventeen".