2042877663490 has 8 divisors (see below), whose sum is σ = 3677179794300. Its totient is φ = 817151065392.

The previous prime is 2042877663479. The next prime is 2042877663503. The reversal of 2042877663490 is 943667782402.

It can be written as a sum of positive squares in 2 ways, for example, as 1839118411881 + 203759251609 = 1356141^2 + 451397^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 102143883165 + ... + 102143883184.

Almost surely, 2^{2042877663490} is an apocalyptic number.

2042877663490 is a deficient number, since it is larger than the sum of its proper divisors (1634302130810).

2042877663490 is a wasteful number, since it uses less digits than its factorization.

2042877663490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204287766356.

The product of its (nonzero) digits is 24385536, while the sum is 58.

The spelling of 2042877663490 in words is "two trillion, forty-two billion, eight hundred seventy-seven million, six hundred sixty-three thousand, four hundred ninety".