65427078311 has 8 divisors (see below), whose sum is σ = 74982090240. Its totient is φ = 55924138008.

The previous prime is 65427078307. The next prime is 65427078313. The reversal of 65427078311 is 11387072456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65427078311 - 2² = 65427078307 is a prime.

It is a super-2 number, since 2×65427078311² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65427078313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13015211 + ... + 13020236.

It is an arithmetic number, because the mean of its divisors is an integer number (9372761280).

Almost surely, 2^65427078311 is an apocalyptic number.

65427078311 is a deficient number, since it is larger than the sum of its proper divisors (9555011929).

65427078311 is a wasteful number, since it uses less digits than its factorization.

65427078311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26035813.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 65427078311 in words is "sixty-five billion, four hundred twenty-seven million, seventy-eight thousand, three hundred eleven".