2042661142 has 32 divisors (see below), whose sum is σ = 3235479552. Its totient is φ = 965299104.

The previous prime is 2042661113. The next prime is 2042661167. The reversal of 2042661142 is 2411662402.

It is a self number, because there is not a number n which added to its sum of digits gives 2042661142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1851363 + ... + 1852465.

It is an arithmetic number, because the mean of its divisors is an integer number (101108736).

Almost surely, 2^2042661142 is an apocalyptic number.

2042661142 is a deficient number, since it is larger than the sum of its proper divisors (1192818410).

2042661142 is a wasteful number, since it uses less digits than its factorization.

2042661142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2042661142 is about 45195.8088986136. The cubic root of 2042661142 is about 1268.8163775379.

The spelling of 2042661142 in words is "two billion, forty-two million, six hundred sixty-one thousand, one hundred forty-two".