40011242001 has 4 divisors (see below), whose sum is σ = 53348322672. Its totient is φ = 26674161332.

The previous prime is 40011241999. The next prime is 40011242071. The reversal of 40011242001 is 10024211004.

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 40011242001 - 2¹ = 40011241999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40011242071) 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, 6668540331 + ... + 6668540336.

It is an arithmetic number, because the mean of its divisors is an integer number (13337080668).

Almost surely, 2^40011242001 is an apocalyptic number.

It is an amenable number.

40011242001 is a deficient number, since it is larger than the sum of its proper divisors (13337080671).

40011242001 is a wasteful number, since it uses less digits than its factorization.

40011242001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13337080670.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 40011242001 its reverse (10024211004), we get a palindrome (50035453005).

The spelling of 40011242001 in words is "forty billion, eleven million, two hundred forty-two thousand, one".