40371421727127 has 16 divisors (see below), whose sum is σ = 54391518575072. Its totient is φ = 26632884879360.

The previous prime is 40371421727123. The next prime is 40371421727149. The reversal of 40371421727127 is 72172712417304.

It is not a de Polignac number, because 40371421727127 - 2² = 40371421727123 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40371421727123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8256298 + ... + 12202839.

It is an arithmetic number, because the mean of its divisors is an integer number (3399469910942).

Almost surely, 2^{40371421727127} is an apocalyptic number.

40371421727127 is a deficient number, since it is larger than the sum of its proper divisors (14020096847945).

40371421727127 is a wasteful number, since it uses less digits than its factorization.

40371421727127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20466018.

The product of its (nonzero) digits is 921984, while the sum is 48.

The spelling of 40371421727127 in words is "forty trillion, three hundred seventy-one billion, four hundred twenty-one million, seven hundred twenty-seven thousand, one hundred twenty-seven".