20608010822642 has 8 divisors (see below), whose sum is σ = 31048192517616. Its totient is φ = 10258613316772.

The previous prime is 20608010822639. The next prime is 20608010822653. The reversal of 20608010822642 is 24622801080602.

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

It is a super-2 number, since 2×20608010822642² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20608010822642.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22696046708 + ... + 22696047615.

It is an arithmetic number, because the mean of its divisors is an integer number (3881024064702).

Almost surely, 2^{20608010822642} is an apocalyptic number.

20608010822642 is a deficient number, since it is larger than the sum of its proper divisors (10440181694974).

20608010822642 is a wasteful number, since it uses less digits than its factorization.

20608010822642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45392094552.

The product of its (nonzero) digits is 147456, while the sum is 41.

The spelling of 20608010822642 in words is "twenty trillion, six hundred eight billion, ten million, eight hundred twenty-two thousand, six hundred forty-two".