2106757427748 has 24 divisors (see below), whose sum is σ = 4915972767552. Its totient is φ = 702223127904.

The previous prime is 2106757427693. The next prime is 2106757427779. The reversal of 2106757427748 is 8477247576012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2106757427691 and 2106757427700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3368415 + ... + 3944582.

It is an arithmetic number, because the mean of its divisors is an integer number (204832198648).

Almost surely, 2^{2106757427748} is an apocalyptic number.

It is an amenable number.

2106757427748 is an abundant number, since it is smaller than the sum of its proper divisors (2809215339804).

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

2106757427748 is a wasteful number, since it uses less digits than its factorization.

2106757427748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7337011 (or 7337009 counting only the distinct ones).

The product of its (nonzero) digits is 36879360, while the sum is 60.

The spelling of 2106757427748 in words is "two trillion, one hundred six billion, seven hundred fifty-seven million, four hundred twenty-seven thousand, seven hundred forty-eight".