720000404404 has 6 divisors (see below), whose sum is σ = 1260000707714. Its totient is φ = 360000202200.

The previous prime is 720000404381. The next prime is 720000404419. The reversal of 720000404404 is 404404000027.

It can be written as a sum of positive squares in only one way, i.e., 692976332304 + 27024072100 = 832452^2 + 164390^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90000050547 + ... + 90000050554.

Almost surely, 2^720000404404 is an apocalyptic number.

It is an amenable number.

720000404404 is a deficient number, since it is larger than the sum of its proper divisors (540000303310).

720000404404 is a wasteful number, since it uses less digits than its factorization.

720000404404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180000101105 (or 180000101103 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 25.

The spelling of 720000404404 in words is "seven hundred twenty billion, four hundred four thousand, four hundred four".