20215044004041 has 16 divisors (see below), whose sum is σ = 30009207683520. Its totient is φ = 13449248547840.

The previous prime is 20215044004039. The next prime is 20215044004097. The reversal of 20215044004041 is 14040044051202.

20215044004041 is a `hidden beast` number, since 2 + 0 + 215 + 0 + 4 + 40 + 0 + 404 + 1 = 666.

It is not a de Polignac number, because 20215044004041 - 2¹ = 20215044004039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 20215044003996 and 20215044004014.

It is not an unprimeable number, because it can be changed into a prime (20215044004541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 762415800 + ... + 762442313.

It is an arithmetic number, because the mean of its divisors is an integer number (1875575480220).

Almost surely, 2^{20215044004041} is an apocalyptic number.

It is an amenable number.

20215044004041 is a deficient number, since it is larger than the sum of its proper divisors (9794163679479).

20215044004041 is a wasteful number, since it uses less digits than its factorization.

20215044004041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524858613 (or 1524858607 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 20215044004041 its reverse (14040044051202), we get a palindrome (34255088055243).

The spelling of 20215044004041 in words is "twenty trillion, two hundred fifteen billion, forty-four million, four thousand, forty-one".