20352514666532 has 24 divisors (see below), whose sum is σ = 35717012537976. Its totient is φ = 10147661008128.

The previous prime is 20352514666459. The next prime is 20352514666573. The reversal of 20352514666532 is 23566641525302.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4206133384996 + 16146381281536 = 2050886^2 + 4018256^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10694168 + ... + 12452720.

It is an arithmetic number, because the mean of its divisors is an integer number (1488208855749).

Almost surely, 2^{20352514666532} is an apocalyptic number.

It is an amenable number.

20352514666532 is a deficient number, since it is larger than the sum of its proper divisors (15364497871444).

20352514666532 is a wasteful number, since it uses less digits than its factorization.

20352514666532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766687 (or 1766685 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 20352514666532 in words is "twenty trillion, three hundred fifty-two billion, five hundred fourteen million, six hundred sixty-six thousand, five hundred thirty-two".