452124646440 has 32 divisors (see below), whose sum is σ = 1356373939680. Its totient is φ = 120566572352.

The previous prime is 452124646427. The next prime is 452124646469. The reversal of 452124646440 is 44646421254.

It is a junction number, because it is equal to n+sod(n) for n = 452124646392 and 452124646401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1883852574 + ... + 1883852813.

It is an arithmetic number, because the mean of its divisors is an integer number (42386685615).

Almost surely, 2^452124646440 is an apocalyptic number.

452124646440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

452124646440 is an abundant number, since it is smaller than the sum of its proper divisors (904249293240).

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

452124646440 is a wasteful number, since it uses less digits than its factorization.

452124646440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3767705401 (or 3767705397 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 42.

The spelling of 452124646440 in words is "four hundred fifty-two billion, one hundred twenty-four million, six hundred forty-six thousand, four hundred forty".