805380577744 has 10 divisors (see below), whose sum is σ = 1560424869410. Its totient is φ = 402690288864.

The previous prime is 805380577733. The next prime is 805380577763. The reversal of 805380577744 is 447775083508.

It can be written as a sum of positive squares in only one way, i.e., 593651758144 + 211728819600 = 770488^2 + 460140^2 .

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 as a sum of consecutive naturals, namely, 25168143039 + ... + 25168143070.

It is an arithmetic number, because the mean of its divisors is an integer number (156042486941).

Almost surely, 2^805380577744 is an apocalyptic number.

It is an amenable number.

805380577744 is a deficient number, since it is larger than the sum of its proper divisors (755044291666).

805380577744 is a wasteful number, since it uses less digits than its factorization.

805380577744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50336286117 (or 50336286111 counting only the distinct ones).

The product of its (nonzero) digits is 26342400, while the sum is 58.

The spelling of 805380577744 in words is "eight hundred five billion, three hundred eighty million, five hundred seventy-seven thousand, seven hundred forty-four".