2125182526974 has 128 divisors (see below), whose sum is σ = 5366316748800. Its totient is φ = 618013307520.

The previous prime is 2125182526967. The next prime is 2125182526991. The reversal of 2125182526974 is 4796252815212.

2125182526974 is a `hidden beast` number, since 2 + 1 + 2 + 518 + 2 + 52 + 6 + 9 + 74 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 2125182526974.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5426067 + ... + 5804529.

It is an arithmetic number, because the mean of its divisors is an integer number (41924349600).

Almost surely, 2^{2125182526974} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2125182526974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2683158374400).

2125182526974 is an abundant number, since it is smaller than the sum of its proper divisors (3241134221826).

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

2125182526974 is a wasteful number, since it uses less digits than its factorization.

2125182526974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378927 (or 378921 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 54.

The spelling of 2125182526974 in words is "two trillion, one hundred twenty-five billion, one hundred eighty-two million, five hundred twenty-six thousand, nine hundred seventy-four".