2245320331432 has 16 divisors (see below), whose sum is σ = 4224851864640. Its totient is φ = 1118693167536.

The previous prime is 2245320331409. The next prime is 2245320331439. The reversal of 2245320331432 is 2341330235422.

It is not an unprimeable number, because it can be changed into a prime (2245320331439) 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, 495872368 + ... + 495876895.

It is an arithmetic number, because the mean of its divisors is an integer number (264053241540).

Almost surely, 2^{2245320331432} is an apocalyptic number.

It is an amenable number.

2245320331432 is a deficient number, since it is larger than the sum of its proper divisors (1979531533208).

2245320331432 is a wasteful number, since it uses less digits than its factorization.

2245320331432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991749552 (or 991749548 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 2245320331432 its reverse (2341330235422), we get a palindrome (4586650566854).

It can be divided in two parts, 2245320 and 331432, that added together give a palindrome (2576752).

The spelling of 2245320331432 in words is "two trillion, two hundred forty-five billion, three hundred twenty million, three hundred thirty-one thousand, four hundred thirty-two".