42936561608 has 32 divisors (see below), whose sum is σ = 86546275200. Its totient is φ = 19905636672.

The previous prime is 42936561587. The next prime is 42936561637. The reversal of 42936561608 is 80616563924.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2997935 + ... + 3012222.

It is an arithmetic number, because the mean of its divisors is an integer number (2704571100).

Almost surely, 2^42936561608 is an apocalyptic number.

It is an amenable number.

42936561608 is an abundant number, since it is smaller than the sum of its proper divisors (43609713592).

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

42936561608 is a wasteful number, since it uses less digits than its factorization.

42936561608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6010229 (or 6010225 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 42936561608 in words is "forty-two billion, nine hundred thirty-six million, five hundred sixty-one thousand, six hundred eight".