46144837189 has 4 divisors (see below), whose sum is σ = 50339822400. Its totient is φ = 41949851980.

The previous prime is 46144837181. The next prime is 46144837261. The reversal of 46144837189 is 98173844164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46144837189 - 2³ = 46144837181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46144837181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2097492589 + ... + 2097492610.

It is an arithmetic number, because the mean of its divisors is an integer number (12584955600).

Almost surely, 2^46144837189 is an apocalyptic number.

It is an amenable number.

46144837189 is a deficient number, since it is larger than the sum of its proper divisors (4194985211).

46144837189 is a wasteful number, since it uses less digits than its factorization.

46144837189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4194985210.

The product of its digits is 4644864, while the sum is 55.

The spelling of 46144837189 in words is "forty-six billion, one hundred forty-four million, eight hundred thirty-seven thousand, one hundred eighty-nine".