48451618 has 8 divisors (see below), whose sum is σ = 72718848. Its totient is φ = 24212004.

The previous prime is 48451609. The next prime is 48451621. The reversal of 48451618 is 81615484.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1746 + ... + 9997.

It is an arithmetic number, because the mean of its divisors is an integer number (9089856).

Almost surely, 2^48451618 is an apocalyptic number.

48451618 is a deficient number, since it is larger than the sum of its proper divisors (24267230).

48451618 is a wasteful number, since it uses less digits than its factorization.

48451618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13808.

The product of its digits is 30720, while the sum is 37.

The square root of 48451618 is about 6960.7196467032. The cubic root of 48451618 is about 364.5603463479.

The spelling of 48451618 in words is "forty-eight million, four hundred fifty-one thousand, six hundred eighteen".