453312998723640 has 64 divisors (see below), whose sum is σ = 1483569814008960. Its totient is φ = 109894060296320.

The previous prime is 453312998723539. The next prime is 453312998723693. The reversal of 453312998723640 is 46327899213354.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171709467894 + ... + 171709470533.

It is an arithmetic number, because the mean of its divisors is an integer number (23180778343890).

It is a 1-persistent number, because it is pandigital, but 2⋅453312998723640 = 906625997447280 is not.

Almost surely, 2^{453312998723640} is an apocalyptic number.

453312998723640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

453312998723640 is an abundant number, since it is smaller than the sum of its proper divisors (1030256815285320).

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

453312998723640 is a wasteful number, since it uses less digits than its factorization.

453312998723640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343418938452 (or 343418938448 counting only the distinct ones).

The product of its (nonzero) digits is 235146240, while the sum is 66.

The spelling of 453312998723640 in words is "four hundred fifty-three trillion, three hundred twelve billion, nine hundred ninety-eight million, seven hundred twenty-three thousand, six hundred forty".