76640363 has 2 divisors, whose sum is σ = 76640364. Its totient is φ = 76640362.

The previous prime is 76640353. The next prime is 76640381. The reversal of 76640363 is 36304667.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76640363 - 2⁶ = 76640299 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (76640353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38320181 + 38320182.

It is an arithmetic number, because the mean of its divisors is an integer number (38320182).

Almost surely, 2^76640363 is an apocalyptic number.

76640363 is a deficient number, since it is larger than the sum of its proper divisors (1).

76640363 is an equidigital number, since it uses as much as digits as its factorization.

76640363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 76640363 is about 8754.4481836378. The cubic root of 76640363 is about 424.7687101384.

The spelling of 76640363 in words is "seventy-six million, six hundred forty thousand, three hundred sixty-three".