2125842385534 has 32 divisors (see below), whose sum is σ = 3778921886400. Its totient is φ = 877569396480.

The previous prime is 2125842385531. The next prime is 2125842385571. The reversal of 2125842385534 is 4355832485212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125842385531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6047679 + ... + 6389530.

It is an arithmetic number, because the mean of its divisors is an integer number (118091308950).

Almost surely, 2^{2125842385534} is an apocalyptic number.

2125842385534 is a deficient number, since it is larger than the sum of its proper divisors (1653079500866).

2125842385534 is a wasteful number, since it uses less digits than its factorization.

2125842385534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12437668.

The product of its digits is 9216000, while the sum is 52.

The spelling of 2125842385534 in words is "two trillion, one hundred twenty-five billion, eight hundred forty-two million, three hundred eighty-five thousand, five hundred thirty-four".