2042105425550 has 24 divisors (see below), whose sum is σ = 3886649027976. Its totient is φ = 797845839840.

The previous prime is 2042105425531. The next prime is 2042105425553. The reversal of 2042105425550 is 555245012402.

It is a self number, because there is not a number n which added to its sum of digits gives 2042105425550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042105425553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 474906089 + ... + 474910388.

It is an arithmetic number, because the mean of its divisors is an integer number (161943709499).

Almost surely, 2^{2042105425550} is an apocalyptic number.

2042105425550 is a deficient number, since it is larger than the sum of its proper divisors (1844543602426).

2042105425550 is a wasteful number, since it uses less digits than its factorization.

2042105425550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949816532 (or 949816527 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 35.

The spelling of 2042105425550 in words is "two trillion, forty-two billion, one hundred five million, four hundred twenty-five thousand, five hundred fifty".