2609243280036 has 36 divisors (see below), whose sum is σ = 6596558737132. Its totient is φ = 869619642624.

The previous prime is 2609243280031. The next prime is 2609243280113. The reversal of 2609243280036 is 6300823429062.

It is a happy number.

2609243280036 is a `hidden beast` number, since 2 + 609 + 2 + 4 + 3 + 2 + 8 + 0 + 0 + 36 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1522124257536 + 1087119022500 = 1233744^2 + 1042650^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2609243280036² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2609243279973 and 2609243280000.

It is not an unprimeable number, because it can be changed into a prime (2609243280031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5090281 + ... + 5579376.

Almost surely, 2^{2609243280036} is an apocalyptic number.

It is an amenable number.

2609243280036 is an abundant number, since it is smaller than the sum of its proper divisors (3987315457096).

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

2609243280036 is a wasteful number, since it uses less digits than its factorization.

2609243280036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10676460 (or 10676455 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 2609243280036 in words is "two trillion, six hundred nine billion, two hundred forty-three million, two hundred eighty thousand, thirty-six".