7444646242 has 12 divisors (see below), whose sum is σ = 12274437798. Its totient is φ = 3383930000.

The previous prime is 7444646227. The next prime is 7444646323. The reversal of 7444646242 is 2426464447.

It can be written as a sum of positive squares in only one way, i.e., 5725797561 + 1718848681 = 75669^2 + 41459^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15381259 + ... + 15381742.

Almost surely, 2^7444646242 is an apocalyptic number.

7444646242 is a deficient number, since it is larger than the sum of its proper divisors (4829791556).

7444646242 is a wasteful number, since it uses less digits than its factorization.

7444646242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30763025 (or 30763014 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 43.

The square root of 7444646242 is about 86282.3634469988. The cubic root of 7444646242 is about 1952.6063104186.

The spelling of 7444646242 in words is "seven billion, four hundred forty-four million, six hundred forty-six thousand, two hundred forty-two".