20532503411 has 16 divisors (see below), whose sum is σ = 24290884800. Its totient is φ = 16981214208.

The previous prime is 20532503399. The next prime is 20532503441. The reversal of 20532503411 is 11430523502.

It is a happy number.

It is not a de Polignac number, because 20532503411 - 2⁶ = 20532503347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20532503441) 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, 282695 + ... + 347823.

It is an arithmetic number, because the mean of its divisors is an integer number (1518180300).

Almost surely, 2^20532503411 is an apocalyptic number.

20532503411 is a deficient number, since it is larger than the sum of its proper divisors (3758381389).

20532503411 is a wasteful number, since it uses less digits than its factorization.

20532503411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66718.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 20532503411 in words is "twenty billion, five hundred thirty-two million, five hundred three thousand, four hundred eleven".