20464105144612 has 48 divisors (see below), whose sum is σ = 36453799782400. Its totient is φ = 10050142677120.

The previous prime is 20464105144607. The next prime is 20464105144657. The reversal of 20464105144612 is 21644150146402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100597162 + ... + 100800382.

Almost surely, 2^{20464105144612} is an apocalyptic number.

It is an amenable number.

20464105144612 is a deficient number, since it is larger than the sum of its proper divisors (15989694637788).

20464105144612 is a wasteful number, since it uses less digits than its factorization.

20464105144612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204956 (or 204954 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 20464105144612 in words is "twenty trillion, four hundred sixty-four billion, one hundred five million, one hundred forty-four thousand, six hundred twelve".