65577023 has 2 divisors, whose sum is σ = 65577024. Its totient is φ = 65577022.

The previous prime is 65577011. The next prime is 65577047. The reversal of 65577023 is 32077556.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65577023 - 2⁸ = 65576767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65577073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32788511 + 32788512.

It is an arithmetic number, because the mean of its divisors is an integer number (32788512).

Almost surely, 2^65577023 is an apocalyptic number.

65577023 is a deficient number, since it is larger than the sum of its proper divisors (1).

65577023 is an equidigital number, since it uses as much as digits as its factorization.

65577023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 65577023 is about 8097.9641268655. The cubic root of 65577023 is about 403.2588423475.

The spelling of 65577023 in words is "sixty-five million, five hundred seventy-seven thousand, twenty-three".