453450045302520 has 128 divisors (see below), whose sum is σ = 1554691305139200. Its totient is φ = 103645362272256.

The previous prime is 453450045302407. The next prime is 453450045302533. The reversal of 453450045302520 is 25203540054354.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 294474432 + ... + 296010288.

It is an arithmetic number, because the mean of its divisors is an integer number (12146025821400).

Almost surely, 2^{453450045302520} is an apocalyptic number.

453450045302520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

453450045302520 is an abundant number, since it is smaller than the sum of its proper divisors (1101241259836680).

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

453450045302520 is a wasteful number, since it uses less digits than its factorization.

453450045302520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887357 (or 1887353 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 42.

Adding to 453450045302520 its reverse (25203540054354), we get a palindrome (478653585356874).

The spelling of 453450045302520 in words is "four hundred fifty-three trillion, four hundred fifty billion, forty-five million, three hundred two thousand, five hundred twenty".