40120363401 has 16 divisors (see below), whose sum is σ = 56503603200. Its totient is φ = 25282146960.

The previous prime is 40120363357. The next prime is 40120363427. The reversal of 40120363401 is 10436302104.

It is not a de Polignac number, because 40120363401 - 2¹⁷ = 40120232329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40120363441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5012301 + ... + 5020298.

It is an arithmetic number, because the mean of its divisors is an integer number (3531475200).

Almost surely, 2^40120363401 is an apocalyptic number.

It is an amenable number.

40120363401 is a deficient number, since it is larger than the sum of its proper divisors (16383239799).

40120363401 is a wasteful number, since it uses less digits than its factorization.

40120363401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10032676.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 40120363401 its reverse (10436302104), we get a palindrome (50556665505).

The spelling of 40120363401 in words is "forty billion, one hundred twenty million, three hundred sixty-three thousand, four hundred one".