810424771372 has 12 divisors (see below), whose sum is σ = 1419061736736. Its totient is φ = 404978560880.

The previous prime is 810424771369. The next prime is 810424771379. The reversal of 810424771372 is 273177424018.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (810424771379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58448404 + ... + 58462267.

It is an arithmetic number, because the mean of its divisors is an integer number (118255144728).

Almost surely, 2^810424771372 is an apocalyptic number.

It is an amenable number.

810424771372 is a deficient number, since it is larger than the sum of its proper divisors (608636965364).

810424771372 is a wasteful number, since it uses less digits than its factorization.

810424771372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116912408 (or 116912406 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 46.

The spelling of 810424771372 in words is "eight hundred ten billion, four hundred twenty-four million, seven hundred seventy-one thousand, three hundred seventy-two".