245342454432 has 48 divisors (see below), whose sum is σ = 644189347872. Its totient is φ = 81759814400.

The previous prime is 245342454397. The next prime is 245342454449. The reversal of 245342454432 is 234454243542.

It is a tau number, because it is divible by the number of its divisors (48).

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, 49807 + ... + 702257.

It is an arithmetic number, because the mean of its divisors is an integer number (13420611414).

Almost surely, 2^245342454432 is an apocalyptic number.

It is an amenable number.

245342454432 is an abundant number, since it is smaller than the sum of its proper divisors (398846893440).

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

245342454432 is a wasteful number, since it uses less digits than its factorization.

245342454432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656381 (or 656373 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 42.

Adding to 245342454432 its reverse (234454243542), we get a palindrome (479796697974).

The spelling of 245342454432 in words is "two hundred forty-five billion, three hundred forty-two million, four hundred fifty-four thousand, four hundred thirty-two".