440234324032432 has 40 divisors (see below), whose sum is σ = 854517147692400. Its totient is φ = 219714130470912.

The previous prime is 440234324032421. The next prime is 440234324032493. The reversal of 440234324032432 is 234230423432044.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8260744 + ... + 30801112.

It is an arithmetic number, because the mean of its divisors is an integer number (21362928692310).

Almost surely, 2^{440234324032432} is an apocalyptic number.

It is an amenable number.

440234324032432 is a deficient number, since it is larger than the sum of its proper divisors (414282823659968).

440234324032432 is a wasteful number, since it uses less digits than its factorization.

440234324032432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22542613 (or 22542607 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 40.

Adding to 440234324032432 its reverse (234230423432044), we get a palindrome (674464747464476).

The spelling of 440234324032432 in words is "four hundred forty trillion, two hundred thirty-four billion, three hundred twenty-four million, thirty-two thousand, four hundred thirty-two".