46538180818 has 8 divisors (see below), whose sum is σ = 72842370048. Its totient is φ = 22257390804.

The previous prime is 46538180807. The next prime is 46538180837. The reversal of 46538180818 is 81808183564.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505849746 + ... + 505849837.

It is an arithmetic number, because the mean of its divisors is an integer number (9105296256).

Almost surely, 2^46538180818 is an apocalyptic number.

46538180818 is a deficient number, since it is larger than the sum of its proper divisors (26304189230).

46538180818 is a wasteful number, since it uses less digits than its factorization.

46538180818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011699608.

The product of its (nonzero) digits is 1474560, while the sum is 52.

The spelling of 46538180818 in words is "forty-six billion, five hundred thirty-eight million, one hundred eighty thousand, eight hundred eighteen".