80766158 has 32 divisors (see below), whose sum is σ = 134811648. Its totient is φ = 35985600.

The previous prime is 80766151. The next prime is 80766173. The reversal of 80766158 is 85166708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80766151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382673 + ... + 382883.

It is an arithmetic number, because the mean of its divisors is an integer number (4212864).

Almost surely, 2^80766158 is an apocalyptic number.

80766158 is a deficient number, since it is larger than the sum of its proper divisors (54045490).

80766158 is a wasteful number, since it uses less digits than its factorization.

80766158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488.

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 80766158 is about 8986.9993880049. Note that the first 3 decimals coincide. The cubic root of 80766158 is about 432.2581012234.

The spelling of 80766158 in words is "eighty million, seven hundred sixty-six thousand, one hundred fifty-eight".