21044410440034 has 32 divisors (see below), whose sum is σ = 33022899786240. Its totient is φ = 10039121275392.

The previous prime is 21044410439963. The next prime is 21044410440127. The reversal of 21044410440034 is 43004401444012.

It is a super-2 number, since 2×21044410440034² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21044410439978 and 21044410440005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59378647 + ... + 59732005.

It is an arithmetic number, because the mean of its divisors is an integer number (1031965618320).

Almost surely, 2^{21044410440034} is an apocalyptic number.

21044410440034 is a deficient number, since it is larger than the sum of its proper divisors (11978489346206).

21044410440034 is a wasteful number, since it uses less digits than its factorization.

21044410440034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356674.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 21044410440034 its reverse (43004401444012), we get a palindrome (64048811884046).

The spelling of 21044410440034 in words is "twenty-one trillion, forty-four billion, four hundred ten million, four hundred forty thousand, thirty-four".