2621102664001 has 8 divisors (see below), whose sum is σ = 2682087924384. Its totient is φ = 2560118739360.

The previous prime is 2621102663987. The next prime is 2621102664013. The reversal of 2621102664001 is 1004662011262.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2621102664001 - 2⁵ = 2621102663969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2621102664031) 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 7 ways as a sum of consecutive naturals, for example, 4411806 + ... + 4970536.

It is an arithmetic number, because the mean of its divisors is an integer number (335260990548).

Almost surely, 2^{2621102664001} is an apocalyptic number.

It is an amenable number.

2621102664001 is a deficient number, since it is larger than the sum of its proper divisors (60985260383).

2621102664001 is a wasteful number, since it uses less digits than its factorization.

2621102664001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667871.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 2621102664001 its reverse (1004662011262), we get a palindrome (3625764675263).

The spelling of 2621102664001 in words is "two trillion, six hundred twenty-one billion, one hundred two million, six hundred sixty-four thousand, one".