84144851370 has 96 divisors (see below), whose sum is σ = 221828023872. Its totient is φ = 22126680576.

The previous prime is 84144851347. The next prime is 84144851393. The reversal of 84144851370 is 7315844148.

84144851370 is a `hidden beast` number, since 84 + 14 + 48 + 513 + 7 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (84144851347) and next prime (84144851393).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4075794 + ... + 4096386.

It is an arithmetic number, because the mean of its divisors is an integer number (2310708582).

Almost surely, 2^84144851370 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84144851370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110914011936).

84144851370 is an abundant number, since it is smaller than the sum of its proper divisors (137683172502).

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

84144851370 is a wasteful number, since it uses less digits than its factorization.

84144851370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21236 (or 21233 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The spelling of 84144851370 in words is "eighty-four billion, one hundred forty-four million, eight hundred fifty-one thousand, three hundred seventy".