2135180709244 has 18 divisors (see below), whose sum is σ = 4107134794952. Its totient is φ = 970536685800.

The previous prime is 2135180709229. The next prime is 2135180709289. The reversal of 2135180709244 is 4429070815312.

It is a super-2 number, since 2×2135180709244² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2135180709194 and 2135180709203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2205764712 + ... + 2205765679.

Almost surely, 2^{2135180709244} is an apocalyptic number.

It is an amenable number.

2135180709244 is a deficient number, since it is larger than the sum of its proper divisors (1971954085708).

2135180709244 is a wasteful number, since it uses less digits than its factorization.

2135180709244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4411530417 (or 4411530404 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 2135180709244 in words is "two trillion, one hundred thirty-five billion, one hundred eighty million, seven hundred nine thousand, two hundred forty-four".