2057143976042 has 8 divisors (see below), whose sum is σ = 3086052823332. Its totient is φ = 1028459701600.

The previous prime is 2057143976033. The next prime is 2057143976047. The reversal of 2057143976042 is 2406793417502.

It can be written as a sum of positive squares in 2 ways, for example, as 1730064071761 + 327079904281 = 1315319^2 + 571909^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2057143976047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56120309 + ... + 56156952.

Almost surely, 2^{2057143976042} is an apocalyptic number.

2057143976042 is a deficient number, since it is larger than the sum of its proper divisors (1028908847290).

2057143976042 is a wasteful number, since it uses less digits than its factorization.

2057143976042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112286424.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 2057143976042 in words is "two trillion, fifty-seven billion, one hundred forty-three million, nine hundred seventy-six thousand, forty-two".