40112220032401 has 12 divisors (see below), whose sum is σ = 44195019029812. Its totient is φ = 36379037772000.

The previous prime is 40112220032369. The next prime is 40112220032453. The reversal of 40112220032401 is 10423002221104.

It can be written as a sum of positive squares in 2 ways, for example, as 4535945810176 + 35576274222225 = 2129776^2 + 5964585^2 .

It is not a de Polignac number, because 40112220032401 - 2⁵ = 40112220032369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40112220032471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 393661590 + ... + 393763471.

Almost surely, 2^{40112220032401} is an apocalyptic number.

It is an amenable number.

40112220032401 is a deficient number, since it is larger than the sum of its proper divisors (4082798997411).

40112220032401 is a wasteful number, since it uses less digits than its factorization.

40112220032401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787425504 (or 787425493 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 40112220032401 its reverse (10423002221104), we get a palindrome (50535222253505).

The spelling of 40112220032401 in words is "forty trillion, one hundred twelve billion, two hundred twenty million, thirty-two thousand, four hundred one".