65111023427 has 2 divisors, whose sum is σ = 65111023428. Its totient is φ = 65111023426.

The previous prime is 65111023399. The next prime is 65111023433. The reversal of 65111023427 is 72432011156.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65111023427 - 2¹⁸ = 65110761283 is a prime.

It is a super-2 number, since 2×65111023427² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 65111023393 and 65111023402.

It is not a weakly prime, because it can be changed into another prime (65111223427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32555511713 + 32555511714.

It is an arithmetic number, because the mean of its divisors is an integer number (32555511714).

Almost surely, 2^65111023427 is an apocalyptic number.

65111023427 is a deficient number, since it is larger than the sum of its proper divisors (1).

65111023427 is an equidigital number, since it uses as much as digits as its factorization.

65111023427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 65111023427 in words is "sixty-five billion, one hundred eleven million, twenty-three thousand, four hundred twenty-seven".