84440444404 has 48 divisors (see below), whose sum is σ = 157291344000. Its totient is φ = 39550896000.

The previous prime is 84440444383. The next prime is 84440444411. The reversal of 84440444404 is 40444404448.

It is a happy number.

It is a super-2 number, since 2×84440444404² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 6295297 + ... + 6308695.

It is an arithmetic number, because the mean of its divisors is an integer number (3276903000).

Almost surely, 2^84440444404 is an apocalyptic number.

It is an amenable number.

84440444404 is a deficient number, since it is larger than the sum of its proper divisors (72850899596).

84440444404 is a wasteful number, since it uses less digits than its factorization.

84440444404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14344 (or 14342 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 40.

It can be divided in two parts, 8444044 and 4404, that added together give a palindrome (8448448).

The spelling of 84440444404 in words is "eighty-four billion, four hundred forty million, four hundred forty-four thousand, four hundred four".