2445722361 has 6 divisors (see below), whose sum is σ = 3532710090. Its totient is φ = 1630481568.

The previous prime is 2445722341. The next prime is 2445722407. The reversal of 2445722361 is 1632275442.

2445722361 is a `hidden beast` number, since 2 + 4 + 4 + 572 + 23 + 61 = 666.

2445722361 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1443620025 + 1002102336 = 37995^2 + 31656^2 .

It is not a de Polignac number, because 2445722361 - 2⁵ = 2445722329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2445722341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135873456 + ... + 135873473.

It is an arithmetic number, because the mean of its divisors is an integer number (588785015).

Almost surely, 2^2445722361 is an apocalyptic number.

It is an amenable number.

2445722361 is a deficient number, since it is larger than the sum of its proper divisors (1086987729).

2445722361 is a wasteful number, since it uses less digits than its factorization.

2445722361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271746935 (or 271746932 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 2445722361 is about 49454.2451261770. The cubic root of 2445722361 is about 1347.3147099577.

The spelling of 2445722361 in words is "two billion, four hundred forty-five million, seven hundred twenty-two thousand, three hundred sixty-one".