84409587702 has 384 divisors, whose sum is σ = 226473408000. Its totient is φ = 23074571520.

The previous prime is 84409587697. The next prime is 84409587763. The reversal of 84409587702 is 20778590448.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 537640608 + ... + 537640764.

It is an arithmetic number, because the mean of its divisors is an integer number (589774500).

Almost surely, 2^84409587702 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84409587702, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113236704000).

84409587702 is an abundant number, since it is smaller than the sum of its proper divisors (142063820298).

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

84409587702 is a wasteful number, since it uses less digits than its factorization.

84409587702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 84409587702 in words is "eighty-four billion, four hundred nine million, five hundred eighty-seven thousand, seven hundred two".