84487514616 has 80 divisors (see below), whose sum is σ = 237171132000. Its totient is φ = 28099685376.

The previous prime is 84487514609. The next prime is 84487514633. The reversal of 84487514616 is 61641578448.

84487514616 is a `hidden beast` number, since 8 + 4 + 4 + 8 + 7 + 5 + 14 + 616 = 666.

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 19 ways as a sum of consecutive naturals, for example, 145761 + ... + 436143.

It is an arithmetic number, because the mean of its divisors is an integer number (2964639150).

Almost surely, 2^84487514616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84487514616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118585566000).

84487514616 is an abundant number, since it is smaller than the sum of its proper divisors (152683617384).

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

84487514616 is a wasteful number, since it uses less digits than its factorization.

84487514616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290850 (or 290837 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 54.

The spelling of 84487514616 in words is "eighty-four billion, four hundred eighty-seven million, five hundred fourteen thousand, six hundred sixteen".