2530126407842 has 48 divisors (see below), whose sum is σ = 4244662548000. Its totient is φ = 1129929134400.

The previous prime is 2530126407841. The next prime is 2530126407899. The reversal of 2530126407842 is 2487046210352.

It is a junction number, because it is equal to n+sod(n) for n = 2530126407793 and 2530126407802.

It is not an unprimeable number, because it can be changed into a prime (2530126407841) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 25808534 + ... + 25906382.

It is an arithmetic number, because the mean of its divisors is an integer number (88430469750).

Almost surely, 2^{2530126407842} is an apocalyptic number.

2530126407842 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2530126407842 is a deficient number, since it is larger than the sum of its proper divisors (1714536140158).

2530126407842 is a wasteful number, since it uses less digits than its factorization.

2530126407842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99743 (or 99732 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 2530126407842 in words is "two trillion, five hundred thirty billion, one hundred twenty-six million, four hundred seven thousand, eight hundred forty-two".