271139889792 has 64 divisors (see below), whose sum is σ = 720271416960. Its totient is φ = 90372925440.

The previous prime is 271139889751. The next prime is 271139889799. The reversal of 271139889792 is 297988931172.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (271139889799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7832073 + ... + 7866615.

It is an arithmetic number, because the mean of its divisors is an integer number (11254240890).

Almost surely, 2^271139889792 is an apocalyptic number.

It is an amenable number.

271139889792 is an abundant number, since it is smaller than the sum of its proper divisors (449131527168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

271139889792 is a wasteful number, since it uses less digits than its factorization.

271139889792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55001 (or 54989 counting only the distinct ones).

The product of its digits is 27433728, while the sum is 66.

The spelling of 271139889792 in words is "two hundred seventy-one billion, one hundred thirty-nine million, eight hundred eighty-nine thousand, seven hundred ninety-two".