2672361261 has 32 divisors (see below), whose sum is σ = 4080810240. Its totient is φ = 1727611200.

The previous prime is 2672361239. The next prime is 2672361277. The reversal of 2672361261 is 1621632762.

It is not a de Polignac number, because 2672361261 - 2⁹ = 2672360749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2672361061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105511 + ... + 128363.

It is an arithmetic number, because the mean of its divisors is an integer number (127525320).

Almost surely, 2^2672361261 is an apocalyptic number.

It is an amenable number.

2672361261 is a deficient number, since it is larger than the sum of its proper divisors (1408448979).

2672361261 is a wasteful number, since it uses less digits than its factorization.

2672361261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22994 (or 22988 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 2672361261 is about 51694.8862171105. The cubic root of 2672361261 is about 1387.7089496859.

The spelling of 2672361261 in words is "two billion, six hundred seventy-two million, three hundred sixty-one thousand, two hundred sixty-one".