6612000621401 has 8 divisors (see below), whose sum is σ = 7885118753664. Its totient is φ = 5421019142880.

The previous prime is 6612000621377. The next prime is 6612000621427. The reversal of 6612000621401 is 1041260002166.

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 6612000621401 - 2²⁶ = 6611933512537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6612000621431) 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, 20534163260 + ... + 20534163581.

It is an arithmetic number, because the mean of its divisors is an integer number (985639844208).

Almost surely, 2^{6612000621401} is an apocalyptic number.

It is an amenable number.

6612000621401 is a deficient number, since it is larger than the sum of its proper divisors (1273118132263).

6612000621401 is a wasteful number, since it uses less digits than its factorization.

6612000621401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41068326871.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 6612000621401 its reverse (1041260002166), we get a palindrome (7653260623567).

The spelling of 6612000621401 in words is "six trillion, six hundred twelve billion, six hundred twenty-one thousand, four hundred one".