40123217556214 has 32 divisors (see below), whose sum is σ = 65055194830080. Its totient is φ = 18449676957600.

The previous prime is 40123217556181. The next prime is 40123217556293. The reversal of 40123217556214 is 41265571232104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15027217 + ... + 17494675.

It is an arithmetic number, because the mean of its divisors is an integer number (2032974838440).

Almost surely, 2^{40123217556214} is an apocalyptic number.

40123217556214 is a deficient number, since it is larger than the sum of its proper divisors (24931977273866).

40123217556214 is a wasteful number, since it uses less digits than its factorization.

40123217556214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469796.

The product of its (nonzero) digits is 403200, while the sum is 43.

Adding to 40123217556214 its reverse (41265571232104), we get a palindrome (81388788788318).

The spelling of 40123217556214 in words is "forty trillion, one hundred twenty-three billion, two hundred seventeen million, five hundred fifty-six thousand, two hundred fourteen".