812274853410 has 192 divisors, whose sum is σ = 2372899681152. Its totient is φ = 199123577856.

The previous prime is 812274853391. The next prime is 812274853457. The reversal of 812274853410 is 14358472218.

812274853410 is a `hidden beast` number, since 8 + 1 + 227 + 4 + 8 + 5 + 3 + 410 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1547692 + ... + 2004968.

It is an arithmetic number, because the mean of its divisors is an integer number (12358852506).

Almost surely, 2^812274853410 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 812274853410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1186449840576).

812274853410 is an abundant number, since it is smaller than the sum of its proper divisors (1560624827742).

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

812274853410 is a wasteful number, since it uses less digits than its factorization.

812274853410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457359 (or 457347 counting only the distinct ones).

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

The spelling of 812274853410 in words is "eight hundred twelve billion, two hundred seventy-four million, eight hundred fifty-three thousand, four hundred ten".