20450040132612 has 24 divisors (see below), whose sum is σ = 47718251935200. Its totient is φ = 6816466954816.

The previous prime is 20450040132581. The next prime is 20450040132631. The reversal of 20450040132612 is 21623104005402.

It is a self number, because there is not a number n which added to its sum of digits gives 20450040132612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26236062 + ... + 27004277.

It is an arithmetic number, because the mean of its divisors is an integer number (1988260497300).

Almost surely, 2^{20450040132612} is an apocalyptic number.

It is an amenable number.

20450040132612 is an abundant number, since it is smaller than the sum of its proper divisors (27268211802588).

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

20450040132612 is a wasteful number, since it uses less digits than its factorization.

20450040132612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53272355 (or 53272353 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 20450040132612 in words is "twenty trillion, four hundred fifty billion, forty million, one hundred thirty-two thousand, six hundred twelve".