40421340200401 has 16 divisors (see below), whose sum is σ = 40861591905600. Its totient is φ = 39983510181888.

The previous prime is 40421340200399. The next prime is 40421340200429. The reversal of 40421340200401 is 10400204312404.

It is a cyclic number.

It is not a de Polignac number, because 40421340200401 - 2¹ = 40421340200399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40421340200491) 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, 414066085 + ... + 414163693.

It is an arithmetic number, because the mean of its divisors is an integer number (2553849494100).

Almost surely, 2^{40421340200401} is an apocalyptic number.

It is an amenable number.

40421340200401 is a deficient number, since it is larger than the sum of its proper divisors (440251705199).

40421340200401 is a wasteful number, since it uses less digits than its factorization.

40421340200401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109968.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 40421340200401 its reverse (10400204312404), we get a palindrome (50821544512805).

The spelling of 40421340200401 in words is "forty trillion, four hundred twenty-one billion, three hundred forty million, two hundred thousand, four hundred one".