46143112138 has 32 divisors (see below), whose sum is σ = 73493569728. Its totient is φ = 21653049600.

The previous prime is 46143112109. The next prime is 46143112153. The reversal of 46143112138 is 83121134164.

It is a Harshad number since it is a multiple of its sum of digits (34).

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 15 ways as a sum of consecutive naturals, for example, 30138433 + ... + 30139963.

It is an arithmetic number, because the mean of its divisors is an integer number (2296674054).

Almost surely, 2^46143112138 is an apocalyptic number.

46143112138 is a deficient number, since it is larger than the sum of its proper divisors (27350457590).

46143112138 is a wasteful number, since it uses less digits than its factorization.

46143112138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478.

The product of its digits is 13824, while the sum is 34.

The spelling of 46143112138 in words is "forty-six billion, one hundred forty-three million, one hundred twelve thousand, one hundred thirty-eight".