2771271960 has 32 divisors (see below), whose sum is σ = 8313816240. Its totient is φ = 739005824.

The previous prime is 2771271947. The next prime is 2771271967. The reversal of 2771271960 is 691721772.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2771271967) 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, 11546847 + ... + 11547086.

Almost surely, 2^2771271960 is an apocalyptic number.

2771271960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2771271960 is an abundant number, since it is smaller than the sum of its proper divisors (5542544280).

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

2771271960 is a wasteful number, since it uses less digits than its factorization.

2771271960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23093947 (or 23093943 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 42.

The square root of 2771271960 is about 52642.8718821456. The cubic root of 2771271960 is about 1404.6228071017.

The spelling of 2771271960 in words is "two billion, seven hundred seventy-one million, two hundred seventy-one thousand, nine hundred sixty".