245452622344 has 16 divisors (see below), whose sum is σ = 460290402000. Its totient is φ = 122708515152.

The previous prime is 245452622339. The next prime is 245452622347. The reversal of 245452622344 is 443226254542.

It is a self number, because there is not a number n which added to its sum of digits gives 245452622344.

It is not an unprimeable number, because it can be changed into a prime (245452622347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2165794 + ... + 2276305.

It is an arithmetic number, because the mean of its divisors is an integer number (28768150125).

Almost surely, 2^245452622344 is an apocalyptic number.

It is an amenable number.

245452622344 is a deficient number, since it is larger than the sum of its proper divisors (214837779656).

245452622344 is a wasteful number, since it uses less digits than its factorization.

245452622344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4449012 (or 4449008 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 43.

Adding to 245452622344 its reverse (443226254542), we get a palindrome (688678876886).

The spelling of 245452622344 in words is "two hundred forty-five billion, four hundred fifty-two million, six hundred twenty-two thousand, three hundred forty-four".