2001400500441 has 8 divisors (see below), whose sum is σ = 2669043964960. Its totient is φ = 1334012018112.

The previous prime is 2001400500431. The next prime is 2001400500467. The reversal of 2001400500441 is 1440050041002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2001400500441 - 2⁶ = 2001400500377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2001400500431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63727231 + ... + 63758628.

It is an arithmetic number, because the mean of its divisors is an integer number (333630495620).

Almost surely, 2^{2001400500441} is an apocalyptic number.

It is an amenable number.

2001400500441 is a deficient number, since it is larger than the sum of its proper divisors (667643464519).

2001400500441 is a wasteful number, since it uses less digits than its factorization.

2001400500441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127491095.

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 2001400500441 its reverse (1440050041002), we get a palindrome (3441450541443).

The spelling of 2001400500441 in words is "two trillion, one billion, four hundred million, five hundred thousand, four hundred forty-one".