80100027 has 12 divisors (see below), whose sum is σ = 132228720. Its totient is φ = 45771408.

The previous prime is 80100023. The next prime is 80100049. The reversal of 80100027 is 72000108.

It is not a de Polignac number, because 80100027 - 2² = 80100023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80099982 and 80100009.

It is not an unprimeable number, because it can be changed into a prime (80100023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 635652 + ... + 635777.

It is an arithmetic number, because the mean of its divisors is an integer number (11019060).

Almost surely, 2^80100027 is an apocalyptic number.

80100027 is a deficient number, since it is larger than the sum of its proper divisors (52128693).

80100027 is a wasteful number, since it uses less digits than its factorization.

80100027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271442 (or 1271439 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 80100027 is about 8949.8618425091. The cubic root of 80100027 is about 431.0664479101.

The spelling of 80100027 in words is "eighty million, one hundred thousand, twenty-seven".