20613303442626 has 64 divisors (see below), whose sum is σ = 43611441223680. Its totient is φ = 6481868849280.

The previous prime is 20613303442573. The next prime is 20613303442637. The reversal of 20613303442626 is 62624430331602.

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, 160827795 + ... + 160955913.

It is an arithmetic number, because the mean of its divisors is an integer number (681428769120).

Almost surely, 2^{20613303442626} is an apocalyptic number.

20613303442626 is an abundant number, since it is smaller than the sum of its proper divisors (22998137781054).

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

20613303442626 is a wasteful number, since it uses less digits than its factorization.

20613303442626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144191.

The product of its (nonzero) digits is 746496, while the sum is 42.

The spelling of 20613303442626 in words is "twenty trillion, six hundred thirteen billion, three hundred three million, four hundred forty-two thousand, six hundred twenty-six".