42531611463 has 20 divisors (see below), whose sum is σ = 69310775688. Its totient is φ = 25776733680.

The previous prime is 42531611453. The next prime is 42531611467. The reversal of 42531611463 is 36411613524.

42531611463 is a `hidden beast` number, since 4 + 2 + 5 + 31 + 611 + 4 + 6 + 3 = 666.

It is not a de Polignac number, because 42531611463 - 2¹² = 42531607367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42531611467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23866456 + ... + 23868237.

Almost surely, 2^42531611463 is an apocalyptic number.

42531611463 is a deficient number, since it is larger than the sum of its proper divisors (26779164225).

42531611463 is a wasteful number, since it uses less digits than its factorization.

42531611463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47734716 (or 47734707 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The spelling of 42531611463 in words is "forty-two billion, five hundred thirty-one million, six hundred eleven thousand, four hundred sixty-three".