849489975360 has 336 divisors, whose sum is σ = 3263199016896. Its totient is φ = 209104975872.

The previous prime is 849489975349. The next prime is 849489975371. The reversal of 849489975360 is 63579984948.

849489975360 is a `hidden beast` number, since 8 + 4 + 9 + 4 + 89 + 9 + 7 + 536 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (849489975349) and next prime (849489975371).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 590707 + ... + 1431053.

It is an arithmetic number, because the mean of its divisors is an integer number (9711901836).

Almost surely, 2^849489975360 is an apocalyptic number.

849489975360 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 849489975360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1631599508448).

849489975360 is an abundant number, since it is smaller than the sum of its proper divisors (2413709041536).

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

849489975360 is a wasteful number, since it uses less digits than its factorization.

849489975360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840392 (or 840370 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 72.

The spelling of 849489975360 in words is "eight hundred forty-nine billion, four hundred eighty-nine million, nine hundred seventy-five thousand, three hundred sixty".