2125970833556 has 6 divisors (see below), whose sum is σ = 3720448958730. Its totient is φ = 1062985416776.

The previous prime is 2125970833537. The next prime is 2125970833631. The reversal of 2125970833556 is 6553380795212.

It can be written as a sum of positive squares in only one way, i.e., 1192389745156 + 933581088400 = 1091966^2 + 966220^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265746354191 + ... + 265746354198.

It is an arithmetic number, because the mean of its divisors is an integer number (620074826455).

Almost surely, 2^{2125970833556} is an apocalyptic number.

It is an amenable number.

2125970833556 is a deficient number, since it is larger than the sum of its proper divisors (1594478125174).

2125970833556 is a wasteful number, since it uses less digits than its factorization.

2125970833556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531492708393 (or 531492708391 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 56.

The spelling of 2125970833556 in words is "two trillion, one hundred twenty-five billion, nine hundred seventy million, eight hundred thirty-three thousand, five hundred fifty-six".