2530637633042 has 4 divisors (see below), whose sum is σ = 3795956449566. Its totient is φ = 1265318816520.

The previous prime is 2530637633039. The next prime is 2530637633077. The reversal of 2530637633042 is 2403367360352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2056358868001 + 474278765041 = 1434001^2 + 688679^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2530637632984 and 2530637633002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632659408259 + ... + 632659408262.

Almost surely, 2^{2530637633042} is an apocalyptic number.

2530637633042 is a deficient number, since it is larger than the sum of its proper divisors (1265318816524).

2530637633042 is a wasteful number, since it uses less digits than its factorization.

2530637633042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265318816523.

The product of its (nonzero) digits is 1632960, while the sum is 44.

The spelling of 2530637633042 in words is "two trillion, five hundred thirty billion, six hundred thirty-seven million, six hundred thirty-three thousand, forty-two".