20404620662262 has 8 divisors (see below), whose sum is σ = 40809241324536. Its totient is φ = 6801540220752.

The previous prime is 20404620662227. The next prime is 20404620662333. The reversal of 20404620662262 is 26226602640402.

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

20404620662262 is an admirable number.

It is a super-3 number, since 3×20404620662262³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

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, 1700385055183 + ... + 1700385055194.

It is an arithmetic number, because the mean of its divisors is an integer number (5101155165567).

Almost surely, 2^{20404620662262} is an apocalyptic number.

20404620662262 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.

20404620662262 is a wasteful number, since it uses less digits than its factorization.

20404620662262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400770110382.

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 20404620662262 in words is "twenty trillion, four hundred four billion, six hundred twenty million, six hundred sixty-two thousand, two hundred sixty-two".