802811450412 has 36 divisors (see below), whose sum is σ = 2029563179280. Its totient is φ = 267572928672.

The previous prime is 802811450411. The next prime is 802811450459. The reversal of 802811450412 is 214054118208.

802811450412 is a `hidden beast` number, since 8 + 0 + 28 + 114 + 504 + 12 = 666.

802811450412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (802811450411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 969712 + ... + 1595607.

It is an arithmetic number, because the mean of its divisors is an integer number (56376754980).

Almost surely, 2^802811450412 is an apocalyptic number.

It is an amenable number.

802811450412 is an abundant number, since it is smaller than the sum of its proper divisors (1226751728868).

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

802811450412 is a wasteful number, since it uses less digits than its factorization.

802811450412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574022 (or 2574017 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

The spelling of 802811450412 in words is "eight hundred two billion, eight hundred eleven million, four hundred fifty thousand, four hundred twelve".