84425591250 has 1600 divisors, whose sum is σ = 342925228800. Its totient is φ = 15240960000.

The previous prime is 84425591231. The next prime is 84425591251. The reversal of 84425591250 is 5219552448.

84425591250 is a `hidden beast` number, since 8 + 4 + 4 + 2 + 5 + 591 + 2 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 84425591196 and 84425591205.

It is not an unprimeable number, because it can be changed into a prime (84425591251) by changing a digit.

It is a polite number, since it can be written in 799 ways as a sum of consecutive naturals, for example, 4966211242 + ... + 4966211258.

It is an arithmetic number, because the mean of its divisors is an integer number (214328268).

Almost surely, 2^84425591250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84425591250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171462614400).

84425591250 is an abundant number, since it is smaller than the sum of its proper divisors (258499637550).

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

84425591250 is a wasteful number, since it uses less digits than its factorization.

84425591250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96 (or 58 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The spelling of 84425591250 in words is "eighty-four billion, four hundred twenty-five million, five hundred ninety-one thousand, two hundred fifty".