84790443602 has 18 divisors (see below), whose sum is σ = 128431200303. Its totient is φ = 41984037504.

The previous prime is 84790443589. The next prime is 84790443611. The reversal of 84790443602 is 20634409748.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 57658094641 + 27132348961 = 240121^2 + 164719^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=205901.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 44885474 + ... + 44887362.

Almost surely, 2^84790443602 is an apocalyptic number.

84790443602 is a deficient number, since it is larger than the sum of its proper divisors (43640756701).

84790443602 is an frugal number, since it uses more digits than its factorization.

84790443602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3998 (or 2000 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 84790443602 in words is "eighty-four billion, seven hundred ninety million, four hundred forty-three thousand, six hundred two".