851348367270 has 160 divisors (see below), whose sum is σ = 2308130795520. Its totient is φ = 225153794880.

The previous prime is 851348367241. The next prime is 851348367299. The reversal of 851348367270 is 72763843158.

It is a happy number.

851348367270 is a `hidden beast` number, since 8 + 5 + 1 + 3 + 4 + 8 + 367 + 270 = 666.

It is an interprime number because it is at equal distance from previous prime (851348367241) and next prime (851348367299).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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 79 ways as a sum of consecutive naturals, for example, 55523505 + ... + 55538835.

It is an arithmetic number, because the mean of its divisors is an integer number (14425817472).

Almost surely, 2^851348367270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 851348367270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1154065397760).

851348367270 is an abundant number, since it is smaller than the sum of its proper divisors (1456782428250).

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

851348367270 is a wasteful number, since it uses less digits than its factorization.

851348367270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15912 (or 15903 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 851348367270 in words is "eight hundred fifty-one billion, three hundred forty-eight million, three hundred sixty-seven thousand, two hundred seventy".