453015352240 has 80 divisors (see below), whose sum is σ = 1151136742176. Its totient is φ = 164428185600.

The previous prime is 453015352219. The next prime is 453015352243. The reversal of 453015352240 is 42253510354.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 453015352196 and 453015352205.

It is not an unprimeable number, because it can be changed into a prime (453015352243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304 + ... + 951856.

Almost surely, 2^453015352240 is an apocalyptic number.

453015352240 is a gapful number since it is divisible by the number (40) 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 453015352240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (575568371088).

453015352240 is an abundant number, since it is smaller than the sum of its proper divisors (698121389936).

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

453015352240 is a wasteful number, since it uses less digits than its factorization.

453015352240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952118 (or 952112 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 453015352240 its reverse (42253510354), we get a palindrome (495268862594).

The spelling of 453015352240 in words is "four hundred fifty-three billion, fifteen million, three hundred fifty-two thousand, two hundred forty".