271664034455507 has 4 divisors (see below), whose sum is σ = 272696977552560. Its totient is φ = 270631091358456.

The previous prime is 271664034455497. The next prime is 271664034455519. The reversal of 271664034455507 is 705554430466172.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 271664034455507 - 2²⁸ = 271663766020051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (271664030455507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 516471548132 + ... + 516471548657.

It is an arithmetic number, because the mean of its divisors is an integer number (68174244388140).

Almost surely, 2^{271664034455507} is an apocalyptic number.

271664034455507 is a deficient number, since it is larger than the sum of its proper divisors (1032943097053).

271664034455507 is a wasteful number, since it uses less digits than its factorization.

271664034455507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032943097052.

The product of its (nonzero) digits is 84672000, while the sum is 59.

The spelling of 271664034455507 in words is "two hundred seventy-one trillion, six hundred sixty-four billion, thirty-four million, four hundred fifty-five thousand, five hundred seven".