46989337818 has 8 divisors (see below), whose sum is σ = 93978675648. Its totient is φ = 15663112604.

The previous prime is 46989337783. The next prime is 46989337823. The reversal of 46989337818 is 81873398964.

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

46989337818 is an admirable number.

It is a super-2 number, since 2×46989337818² (a number of 22 digits) contains 22 as substring.

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, 3915778146 + ... + 3915778157.

It is an arithmetic number, because the mean of its divisors is an integer number (11747334456).

Almost surely, 2^46989337818 is an apocalyptic number.

46989337818 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

46989337818 is a wasteful number, since it uses less digits than its factorization.

46989337818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7831556308.

The product of its digits is 62705664, while the sum is 66.

The spelling of 46989337818 in words is "forty-six billion, nine hundred eighty-nine million, three hundred thirty-seven thousand, eight hundred eighteen".