453155472 has 400 divisors, whose sum is σ = 1728460800. Its totient is φ = 111041280.

The previous prime is 453155449. The next prime is 453155473. The reversal of 453155472 is 274551354.

453155472 is a `hidden beast` number, since 4 + 5 + 31 + 554 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453155473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1895929 + ... + 1896167.

It is an arithmetic number, because the mean of its divisors is an integer number (4321152).

Almost surely, 2^453155472 is an apocalyptic number.

453155472 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453155472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (864230400).

453155472 is an abundant number, since it is smaller than the sum of its proper divisors (1275305328).

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

453155472 is a wasteful number, since it uses less digits than its factorization.

453155472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 281 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 453155472 is about 21287.4486963563. The cubic root of 453155472 is about 768.0964234403.

The spelling of 453155472 in words is "four hundred fifty-three million, one hundred fifty-five thousand, four hundred seventy-two".