807720076 has 6 divisors (see below), whose sum is σ = 1413510140. Its totient is φ = 403860036.

The previous prime is 807720071. The next prime is 807720103. The reversal of 807720076 is 670027708.

It is not an unprimeable number, because it can be changed into a prime (807720071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100965006 + ... + 100965013.

Almost surely, 2^807720076 is an apocalyptic number.

It is an amenable number.

807720076 is a deficient number, since it is larger than the sum of its proper divisors (605790064).

807720076 is a wasteful number, since it uses less digits than its factorization.

807720076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201930023 (or 201930021 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 37.

The square root of 807720076 is about 28420.4165345971. The cubic root of 807720076 is about 931.2943306615.

The spelling of 807720076 in words is "eight hundred seven million, seven hundred twenty thousand, seventy-six".