454271172453 has 64 divisors (see below), whose sum is σ = 795867494400. Its totient is φ = 250697462400.

The previous prime is 454271172449. The next prime is 454271172473. The reversal of 454271172453 is 354271172454.

454271172453 is a `hidden beast` number, since 4 + 5 + 4 + 27 + 1 + 172 + 453 = 666.

It is not a de Polignac number, because 454271172453 - 2² = 454271172449 is a prime.

It is a super-3 number, since 3×454271172453³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 454271172399 and 454271172408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454271172473) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 409278 + ... + 1037328.

It is an arithmetic number, because the mean of its divisors is an integer number (12435429600).

Almost surely, 2^454271172453 is an apocalyptic number.

454271172453 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

454271172453 is a deficient number, since it is larger than the sum of its proper divisors (341596321947).

454271172453 is a wasteful number, since it uses less digits than its factorization.

454271172453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628199 (or 628193 counting only the distinct ones).

The product of its digits is 940800, while the sum is 45.

Subtracting from 454271172453 its reverse (354271172454), we obtain a palindrome (99999999999).

It can be divided in two parts, 4542711 and 72453, that added together give a palindrome (4615164).

The spelling of 454271172453 in words is "four hundred fifty-four billion, two hundred seventy-one million, one hundred seventy-two thousand, four hundred fifty-three".