732453006440 has 64 divisors (see below), whose sum is σ = 1684173980160. Its totient is φ = 286561776640.

The previous prime is 732453006407. The next prime is 732453006443. The reversal of 732453006440 is 44600354237.

It is a junction number, because it is equal to n+sod(n) for n = 732453006394 and 732453006403.

It is not an unprimeable number, because it can be changed into a prime (732453006443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2794205 + ... + 3045075.

It is an arithmetic number, because the mean of its divisors is an integer number (26315218440).

Almost surely, 2^732453006440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 732453006440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (842086990080).

732453006440 is an abundant number, since it is smaller than the sum of its proper divisors (951720973720).

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

732453006440 is a wasteful number, since it uses less digits than its factorization.

732453006440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252482 (or 252478 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 38.

The spelling of 732453006440 in words is "seven hundred thirty-two billion, four hundred fifty-three million, six thousand, four hundred forty".