42731538462 has 24 divisors (see below), whose sum is σ = 92785853160. Its totient is φ = 14212945680.

The previous prime is 42731538461. The next prime is 42731538481. The reversal of 42731538462 is 26483513724.

42731538462 is a `hidden beast` number, since 4 + 2 + 73 + 1 + 538 + 46 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42731538461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2566512 + ... + 2583107.

It is an arithmetic number, because the mean of its divisors is an integer number (3866077215).

Almost surely, 2^42731538462 is an apocalyptic number.

42731538462 is an abundant number, since it is smaller than the sum of its proper divisors (50054314698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42731538462 is a wasteful number, since it uses less digits than its factorization.

42731538462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5150088 (or 5150085 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The spelling of 42731538462 in words is "forty-two billion, seven hundred thirty-one million, five hundred thirty-eight thousand, four hundred sixty-two".