2620622208066 has 8 divisors (see below), whose sum is σ = 5241244416144. Its totient is φ = 873540736020.

The previous prime is 2620622208053. The next prime is 2620622208079. The reversal of 2620622208066 is 6608022260262.

It is an interprime number because it is at equal distance from previous prime (2620622208053) and next prime (2620622208079).

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

2620622208066 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218385184000 + ... + 218385184011.

It is an arithmetic number, because the mean of its divisors is an integer number (655155552018).

Almost surely, 2^{2620622208066} is an apocalyptic number.

2620622208066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2620622208066 is a wasteful number, since it uses less digits than its factorization.

2620622208066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436770368016.

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 2620622208066 in words is "two trillion, six hundred twenty billion, six hundred twenty-two million, two hundred eight thousand, sixty-six".