42587546338 has 4 divisors (see below), whose sum is σ = 63881319510. Its totient is φ = 21293773168.

The previous prime is 42587546299. The next prime is 42587546359. The reversal of 42587546338 is 83364578524.

42587546338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35071176529 + 7516369809 = 187273^2 + 86697^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10646886583 + ... + 10646886586.

Almost surely, 2^42587546338 is an apocalyptic number.

42587546338 is a deficient number, since it is larger than the sum of its proper divisors (21293773172).

42587546338 is a wasteful number, since it uses less digits than its factorization.

42587546338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21293773171.

The product of its digits is 19353600, while the sum is 55.

The spelling of 42587546338 in words is "forty-two billion, five hundred eighty-seven million, five hundred forty-six thousand, three hundred thirty-eight".