20008275658782 has 48 divisors (see below), whose sum is σ = 41943340857600. Its totient is φ = 6361861231264.

The previous prime is 20008275658711. The next prime is 20008275658801. The reversal of 20008275658782 is 28785657280002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23467782 + ... + 24305417.

It is an arithmetic number, because the mean of its divisors is an integer number (873819601200).

Almost surely, 2^{20008275658782} is an apocalyptic number.

20008275658782 is an abundant number, since it is smaller than the sum of its proper divisors (21935065198818).

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

20008275658782 is a wasteful number, since it uses less digits than its factorization.

20008275658782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47773345 (or 47773316 counting only the distinct ones).

The product of its (nonzero) digits is 30105600, while the sum is 60.

The spelling of 20008275658782 in words is "twenty trillion, eight billion, two hundred seventy-five million, six hundred fifty-eight thousand, seven hundred eighty-two".