42545614618 has 16 divisors (see below), whose sum is σ = 68762342880. Its totient is φ = 19626491376.

The previous prime is 42545614589. The next prime is 42545614633. The reversal of 42545614618 is 81641654524.

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, 361980 + ... + 464887.

It is an arithmetic number, because the mean of its divisors is an integer number (4297646430).

Almost surely, 2^42545614618 is an apocalyptic number.

42545614618 is a deficient number, since it is larger than the sum of its proper divisors (26216728262).

42545614618 is a wasteful number, since it uses less digits than its factorization.

42545614618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828861.

The product of its digits is 921600, while the sum is 46.

The spelling of 42545614618 in words is "forty-two billion, five hundred forty-five million, six hundred fourteen thousand, six hundred eighteen".