40401043001 has 16 divisors (see below), whose sum is σ = 46192785408. Its totient is φ = 34976528400.

The previous prime is 40401042989. The next prime is 40401043061. The reversal of 40401043001 is 10034010404.

It is a de Polignac number, because none of the positive numbers 2^k-40401043001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40401043061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294305 + ... + 409166.

It is an arithmetic number, because the mean of its divisors is an integer number (2887049088).

Almost surely, 2^40401043001 is an apocalyptic number.

It is an amenable number.

40401043001 is a deficient number, since it is larger than the sum of its proper divisors (5791742407).

40401043001 is a wasteful number, since it uses less digits than its factorization.

40401043001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703732.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 40401043001 its reverse (10034010404), we get a palindrome (50435053405).

The spelling of 40401043001 in words is "forty billion, four hundred one million, forty-three thousand, one".