20413154065432 has 8 divisors (see below), whose sum is σ = 38274663872700. Its totient is φ = 10206577032712.

The previous prime is 20413154065397. The next prime is 20413154065439. The reversal of 20413154065432 is 23456045131402.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20413154065439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275822129082 + ... + 1275822129097.

Almost surely, 2^{20413154065432} is an apocalyptic number.

It is an amenable number.

20413154065432 is a deficient number, since it is larger than the sum of its proper divisors (17861509807268).

20413154065432 is a wasteful number, since it uses less digits than its factorization.

20413154065432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2551644258185 (or 2551644258181 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 20413154065432 its reverse (23456045131402), we get a palindrome (43869199196834).

The spelling of 20413154065432 in words is "twenty trillion, four hundred thirteen billion, one hundred fifty-four million, sixty-five thousand, four hundred thirty-two".