531161610460042 has 8 divisors (see below), whose sum is σ = 815271309078336. Its totient is φ = 259404507433932.

The previous prime is 531161610460007. The next prime is 531161610460057. The reversal of 531161610460042 is 240064016161135.

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

It is a junction number, because it is equal to n+sod(n) for n = 531161610459977 and 531161610460004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3088148897938 + ... + 3088148898109.

It is an arithmetic number, because the mean of its divisors is an integer number (101908913634792).

Almost surely, 2^{531161610460042} is an apocalyptic number.

531161610460042 is a deficient number, since it is larger than the sum of its proper divisors (284109698618294).

531161610460042 is a wasteful number, since it uses less digits than its factorization.

531161610460042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6176297796092.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 531161610460042 in words is "five hundred thirty-one trillion, one hundred sixty-one billion, six hundred ten million, four hundred sixty thousand, forty-two".