20022464644602 has 64 divisors (see below), whose sum is σ = 46265350324224. Its totient is φ = 5658511763520.

The previous prime is 20022464644549. The next prime is 20022464644621. The reversal of 20022464644602 is 20644646422002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3904753 + ... + 7435860.

It is an arithmetic number, because the mean of its divisors is an integer number (722896098816).

Almost surely, 2^{20022464644602} is an apocalyptic number.

20022464644602 is an abundant number, since it is smaller than the sum of its proper divisors (26242885679622).

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

20022464644602 is a wasteful number, since it uses less digits than its factorization.

20022464644602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11341083.

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 20022464644602 in words is "twenty trillion, twenty-two billion, four hundred sixty-four million, six hundred forty-four thousand, six hundred two".