2442139475 has 6 divisors (see below), whose sum is σ = 3028252980. Its totient is φ = 1953711560.

The previous prime is 2442139451. The next prime is 2442139493. The reversal of 2442139475 is 5749312442.

It is a de Polignac number, because none of the positive numbers 2^k-2442139475 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48842765 + ... + 48842814.

It is an arithmetic number, because the mean of its divisors is an integer number (504708830).

Almost surely, 2^2442139475 is an apocalyptic number.

2442139475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2442139475 is a deficient number, since it is larger than the sum of its proper divisors (586113505).

2442139475 is an equidigital number, since it uses as much as digits as its factorization.

2442139475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97685589 (or 97685584 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 2442139475 is about 49418.0075984453. The cubic root of 2442139475 is about 1346.6564675961.

The spelling of 2442139475 in words is "two billion, four hundred forty-two million, one hundred thirty-nine thousand, four hundred seventy-five".