80515936 has 12 divisors (see below), whose sum is σ = 158515812. Its totient is φ = 40257952.

The previous prime is 80515921. The next prime is 80515951. The reversal of 80515936 is 63951508.

It is an interprime number because it is at equal distance from previous prime (80515921) and next prime (80515951).

It is a junction number, because it is equal to n+sod(n) for n = 80515895 and 80515904.

It is a congruent number.

It is an unprimeable number.

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, 1258030 + ... + 1258093.

It is an arithmetic number, because the mean of its divisors is an integer number (13209651).

Almost surely, 2^80515936 is an apocalyptic number.

It is an amenable number.

80515936 is a deficient number, since it is larger than the sum of its proper divisors (77999876).

80515936 is a wasteful number, since it uses less digits than its factorization.

80515936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516133 (or 2516125 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 80515936 is about 8973.0672570755. The cubic root of 80515936 is about 431.8112458431.

The spelling of 80515936 in words is "eighty million, five hundred fifteen thousand, nine hundred thirty-six".