84402910070664 has 128 divisors (see below), whose sum is σ = 213430451351040. Its totient is φ = 27811908698112.

The previous prime is 84402910070663. The next prime is 84402910070837. The reversal of 84402910070664 is 46607001920448.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84402910070663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8597622684 + ... + 8597632500.

It is an arithmetic number, because the mean of its divisors is an integer number (1667425401180).

Almost surely, 2^{84402910070664} is an apocalyptic number.

It is an amenable number.

84402910070664 is an abundant number, since it is smaller than the sum of its proper divisors (129027541280376).

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

84402910070664 is a wasteful number, since it uses less digits than its factorization.

84402910070664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13839 (or 13835 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 84402910070664 in words is "eighty-four trillion, four hundred two billion, nine hundred ten million, seventy thousand, six hundred sixty-four".