84858498549792 has 192 divisors, whose sum is σ = 270333210913920. Its totient is φ = 25683372979200.

The previous prime is 84858498549719. The next prime is 84858498549833. The reversal of 84858498549792 is 29794589485848.

84858498549792 is a `hidden beast` number, since 8 + 4 + 8 + 5 + 8 + 498 + 5 + 49 + 79 + 2 = 666.

It is a super-2 number, since 2×84858498549792² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2365078 + ... + 13240490.

It is an arithmetic number, because the mean of its divisors is an integer number (1407985473510).

Almost surely, 2^{84858498549792} 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 84858498549792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135166605456960).

84858498549792 is an abundant number, since it is smaller than the sum of its proper divisors (185474712364128).

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

84858498549792 is a wasteful number, since it uses less digits than its factorization.

84858498549792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10876264 (or 10876250 counting only the distinct ones).

The product of its digits is 66886041600, while the sum is 90.

The spelling of 84858498549792 in words is "eighty-four trillion, eight hundred fifty-eight billion, four hundred ninety-eight million, five hundred forty-nine thousand, seven hundred ninety-two".