40004400201 has 4 divisors (see below), whose sum is σ = 53339200272. Its totient is φ = 26669600132.

The previous prime is 40004400131. The next prime is 40004400211. The reversal of 40004400201 is 10200440004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40004400201 - 2¹⁰ = 40004399177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40004400211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6667400031 + ... + 6667400036.

It is an arithmetic number, because the mean of its divisors is an integer number (13334800068).

Almost surely, 2^40004400201 is an apocalyptic number.

It is an amenable number.

40004400201 is a deficient number, since it is larger than the sum of its proper divisors (13334800071).

40004400201 is a wasteful number, since it uses less digits than its factorization.

40004400201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334800070.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 40004400201 its reverse (10200440004), we get a palindrome (50204840205).

The spelling of 40004400201 in words is "forty billion, four million, four hundred thousand, two hundred one".