64567234412271 has 6 divisors (see below), whose sum is σ = 93263783039960. Its totient is φ = 43044822941508.

The previous prime is 64567234412231. The next prime is 64567234412311. The reversal of 64567234412271 is 17221443276546.

64567234412271 is a `hidden beast` number, since 6 + 4 + 5 + 6 + 72 + 344 + 1 + 227 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (64567234412231) and next prime (64567234412311).

It is not a de Polignac number, because 64567234412271 - 2¹⁹ = 64567233887983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64567234412231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3587068578451 + ... + 3587068578468.

Almost surely, 2^{64567234412271} is an apocalyptic number.

64567234412271 is a deficient number, since it is larger than the sum of its proper divisors (28696548627689).

64567234412271 is a wasteful number, since it uses less digits than its factorization.

64567234412271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7174137156925 (or 7174137156922 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 54.

The spelling of 64567234412271 in words is "sixty-four trillion, five hundred sixty-seven billion, two hundred thirty-four million, four hundred twelve thousand, two hundred seventy-one".