20411050634406 has 48 divisors (see below), whose sum is σ = 46840956812208. Its totient is φ = 6401332800000.

The previous prime is 20411050634393. The next prime is 20411050634419. The reversal of 20411050634406 is 60443605011402.

20411050634406 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 10 + 5 + 0 + 634 + 4 + 0 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (20411050634393) and next prime (20411050634419).

It is a super-2 number, since 2×20411050634406² (a number of 27 digits) contains 22 as substring.

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, 10195120 + ... + 12031731.

It is an arithmetic number, because the mean of its divisors is an integer number (975853266921).

Almost surely, 2^{20411050634406} is an apocalyptic number.

20411050634406 is an abundant number, since it is smaller than the sum of its proper divisors (26429906177802).

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

20411050634406 is a wasteful number, since it uses less digits than its factorization.

20411050634406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22229877 (or 22229874 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 20411050634406 its reverse (60443605011402), we get a palindrome (80854655645808).

The spelling of 20411050634406 in words is "twenty trillion, four hundred eleven billion, fifty million, six hundred thirty-four thousand, four hundred six".