803820151836 has 72 divisors (see below), whose sum is σ = 2188299981504. Its totient is φ = 247315386240.

The previous prime is 803820151817. The next prime is 803820151873. The reversal of 803820151836 is 638151028308.

803820151836 is a `hidden beast` number, since 80 + 3 + 8 + 20 + 1 + 518 + 36 = 666.

It is a super-2 number, since 2×803820151836² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 803820151791 and 803820151800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10988221 + ... + 11061131.

Almost surely, 2^803820151836 is an apocalyptic number.

It is an amenable number.

803820151836 is an abundant number, since it is smaller than the sum of its proper divisors (1384479829668).

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

803820151836 is a wasteful number, since it uses less digits than its factorization.

803820151836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96491 (or 96486 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 803820151836 in words is "eight hundred three billion, eight hundred twenty million, one hundred fifty-one thousand, eight hundred thirty-six".