20450405463114 has 64 divisors (see below), whose sum is σ = 47685247782912. Its totient is φ = 5778047788800.

The previous prime is 20450405463043. The next prime is 20450405463193. The reversal of 20450405463114 is 41136450405402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85051642 + ... + 85291749.

It is an arithmetic number, because the mean of its divisors is an integer number (745081996608).

Almost surely, 2^{20450405463114} is an apocalyptic number.

20450405463114 is an abundant number, since it is smaller than the sum of its proper divisors (27234842319798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20450405463114 is a wasteful number, since it uses less digits than its factorization.

20450405463114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170343531.

The product of its (nonzero) digits is 230400, while the sum is 39.

Adding to 20450405463114 its reverse (41136450405402), we get a palindrome (61586855868516).

The spelling of 20450405463114 in words is "twenty trillion, four hundred fifty billion, four hundred five million, four hundred sixty-three thousand, one hundred fourteen".