80846651 has 2 divisors, whose sum is σ = 80846652. Its totient is φ = 80846650.

The previous prime is 80846639. The next prime is 80846659. The reversal of 80846651 is 15664808.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80846651 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (80846659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40423325 + 40423326.

It is an arithmetic number, because the mean of its divisors is an integer number (40423326).

Almost surely, 2^80846651 is an apocalyptic number.

80846651 is a deficient number, since it is larger than the sum of its proper divisors (1).

80846651 is an equidigital number, since it uses as much as digits as its factorization.

80846651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 80846651 is about 8991.4765750682. The cubic root of 80846651 is about 432.4016522680.

The spelling of 80846651 in words is "eighty million, eight hundred forty-six thousand, six hundred fifty-one".