440434023043044 has 96 divisors (see below), whose sum is σ = 1030834266094080. Its totient is φ = 146361351168000.

The previous prime is 440434023043039. The next prime is 440434023043067. The reversal of 440434023043044 is 440340320434044.

It is a super-2 number, since 2×440434023043044² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 440434023042993 and 440434023043011.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41894223132 + ... + 41894233644.

It is an arithmetic number, because the mean of its divisors is an integer number (10737856938480).

Almost surely, 2^{440434023043044} is an apocalyptic number.

It is an amenable number.

440434023043044 is an abundant number, since it is smaller than the sum of its proper divisors (590400243051036).

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

440434023043044 is a wasteful number, since it uses less digits than its factorization.

440434023043044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17941 (or 17939 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 39.

Adding to 440434023043044 its reverse (440340320434044), we get a palindrome (880774343477088).

The spelling of 440434023043044 in words is "four hundred forty trillion, four hundred thirty-four billion, twenty-three million, forty-three thousand, forty-four".