2671262145 has 60 divisors (see below), whose sum is σ = 4845261564. Its totient is φ = 1407974400.

The previous prime is 2671262137. The next prime is 2671262161. The reversal of 2671262145 is 5412621762.

It is a happy number.

2671262145 is a `hidden beast` number, since 26 + 7 + 1 + 2 + 621 + 4 + 5 = 666.

2671262145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 17363889 + 2653898256 = 4167^2 + 51516^2 .

It is not a de Polignac number, because 2671262145 - 2³ = 2671262137 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 3810295 + ... + 3810995.

Almost surely, 2^2671262145 is an apocalyptic number.

It is an amenable number.

2671262145 is a deficient number, since it is larger than the sum of its proper divisors (2173999419).

2671262145 is an frugal number, since it uses more digits than its factorization.

2671262145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912 (or 806 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 2671262145 is about 51684.2543237300. The cubic root of 2671262145 is about 1387.5186732330.

The spelling of 2671262145 in words is "two billion, six hundred seventy-one million, two hundred sixty-two thousand, one hundred forty-five".