20410514453997 has 24 divisors (see below), whose sum is σ = 29567349959160. Its totient is φ = 13567604613120.

The previous prime is 20410514453993. The next prime is 20410514454019. The reversal of 20410514453997 is 79935441501402.

20410514453997 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 0 + 5 + 14 + 4 + 539 + 97 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3987425897316 + 16423088556681 = 1996854^2 + 4052541^2 .

It is not a de Polignac number, because 20410514453997 - 2² = 20410514453993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20410514453993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2218797 + ... + 6763437.

It is an arithmetic number, because the mean of its divisors is an integer number (1231972914965).

Almost surely, 2^{20410514453997} is an apocalyptic number.

It is an amenable number.

20410514453997 is a deficient number, since it is larger than the sum of its proper divisors (9156835505163).

20410514453997 is a wasteful number, since it uses less digits than its factorization.

20410514453997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4546093 (or 4546090 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 20410514453997 in words is "twenty trillion, four hundred ten billion, five hundred fourteen million, four hundred fifty-three thousand, nine hundred ninety-seven".