20500465242411 has 48 divisors (see below), whose sum is σ = 38523742732800. Its totient is φ = 10186566572160.

The previous prime is 20500465242377. The next prime is 20500465242419. The reversal of 20500465242411 is 11424256400502.

20500465242411 is a `hidden beast` number, since 2 + 0 + 50 + 0 + 46 + 524 + 2 + 41 + 1 = 666.

It is not a de Polignac number, because 20500465242411 - 2⁶ = 20500465242347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20500465242419) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 643075386 + ... + 643107263.

It is an arithmetic number, because the mean of its divisors is an integer number (802577973600).

Almost surely, 2^{20500465242411} is an apocalyptic number.

20500465242411 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20500465242411 is a deficient number, since it is larger than the sum of its proper divisors (18023277490389).

20500465242411 is a wasteful number, since it uses less digits than its factorization.

20500465242411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286182696 (or 1286182693 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 20500465242411 in words is "twenty trillion, five hundred billion, four hundred sixty-five million, two hundred forty-two thousand, four hundred eleven".