20532514054 has 24 divisors (see below), whose sum is σ = 34500170160. Its totient is φ = 9149763168.

The previous prime is 20532514049. The next prime is 20532514111. The reversal of 20532514054 is 45041523502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1037562 + ... + 1057165.

It is an arithmetic number, because the mean of its divisors is an integer number (1437507090).

Almost surely, 2^20532514054 is an apocalyptic number.

20532514054 is a deficient number, since it is larger than the sum of its proper divisors (13967656106).

20532514054 is a wasteful number, since it uses less digits than its factorization.

20532514054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094784 (or 2094771 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 20532514054 in words is "twenty billion, five hundred thirty-two million, five hundred fourteen thousand, fifty-four".