803636768040 has 32 divisors (see below), whose sum is σ = 2410910304480. Its totient is φ = 214303138112.

The previous prime is 803636767991. The next prime is 803636768047. The reversal of 803636768040 is 40867636308.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (803636768047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3348486414 + ... + 3348486653.

It is an arithmetic number, because the mean of its divisors is an integer number (75340947015).

Almost surely, 2^803636768040 is an apocalyptic number.

It is an amenable number.

803636768040 is an abundant number, since it is smaller than the sum of its proper divisors (1607273536440).

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

803636768040 is a wasteful number, since it uses less digits than its factorization.

803636768040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6696973081 (or 6696973077 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 51.

The spelling of 803636768040 in words is "eight hundred three billion, six hundred thirty-six million, seven hundred sixty-eight thousand, forty".