7440044842 has 4 divisors (see below), whose sum is σ = 11160067266. Its totient is φ = 3720022420.

The previous prime is 7440044837. The next prime is 7440044867. The reversal of 7440044842 is 2484400447.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5769769681 + 1670275161 = 75959^2 + 40869^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1860011209 + ... + 1860011212.

Almost surely, 2^7440044842 is an apocalyptic number.

7440044842 is a deficient number, since it is larger than the sum of its proper divisors (3720022424).

7440044842 is a wasteful number, since it uses less digits than its factorization.

7440044842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3720022423.

The product of its (nonzero) digits is 114688, while the sum is 37.

The square root of 7440044842 is about 86255.6945482442. The cubic root of 7440044842 is about 1952.2039373969.

The spelling of 7440044842 in words is "seven billion, four hundred forty million, forty-four thousand, eight hundred forty-two".