45843442139 has 8 divisors (see below), whose sum is σ = 52952853168. Its totient is φ = 39224335360.

The previous prime is 45843442109. The next prime is 45843442147. The reversal of 45843442139 is 93124434854.

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

It is a cyclic number.

It is not a de Polignac number, because 45843442139 - 2²⁰ = 45842393563 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45843442093 and 45843442102.

It is not an unprimeable number, because it can be changed into a prime (45843442109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122575862 + ... + 122576235.

It is an arithmetic number, because the mean of its divisors is an integer number (6619106646).

Almost surely, 2^45843442139 is an apocalyptic number.

45843442139 is a deficient number, since it is larger than the sum of its proper divisors (7109411029).

45843442139 is a wasteful number, since it uses less digits than its factorization.

45843442139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245152125.

The product of its digits is 1658880, while the sum is 47.

The spelling of 45843442139 in words is "forty-five billion, eight hundred forty-three million, four hundred forty-two thousand, one hundred thirty-nine".