40345650417 has 8 divisors (see below), whose sum is σ = 53813403424. Its totient is φ = 26887498848.

The previous prime is 40345650413. The next prime is 40345650437. The reversal of 40345650417 is 71405654304.

It is a happy number.

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

It is not a de Polignac number, because 40345650417 - 2² = 40345650413 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40345650413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2390548 + ... + 2407365.

It is an arithmetic number, because the mean of its divisors is an integer number (6726675428).

Almost surely, 2^40345650417 is an apocalyptic number.

It is an amenable number.

40345650417 is a deficient number, since it is larger than the sum of its proper divisors (13467753007).

40345650417 is a wasteful number, since it uses less digits than its factorization.

40345650417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4800719.

The product of its (nonzero) digits is 201600, while the sum is 39.

The spelling of 40345650417 in words is "forty billion, three hundred forty-five million, six hundred fifty thousand, four hundred seventeen".