20452545462254 has 8 divisors (see below), whose sum is σ = 30678877475208. Its totient is φ = 10226252970520.

The previous prime is 20452545462227. The next prime is 20452545462281. The reversal of 20452545462254 is 45226454525402.

It is an interprime number because it is at equal distance from previous prime (20452545462227) and next prime (20452545462281).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8550752 + ... + 10678035.

It is an arithmetic number, because the mean of its divisors is an integer number (3834859684401).

Almost surely, 2^{20452545462254} is an apocalyptic number.

20452545462254 is a deficient number, since it is larger than the sum of its proper divisors (10226332012954).

20452545462254 is a wasteful number, since it uses less digits than its factorization.

20452545462254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19760610.

The product of its (nonzero) digits is 15360000, while the sum is 50.

Adding to 20452545462254 its reverse (45226454525402), we get a palindrome (65678999987656).

The spelling of 20452545462254 in words is "twenty trillion, four hundred fifty-two billion, five hundred forty-five million, four hundred sixty-two thousand, two hundred fifty-four".