7494144244 has 24 divisors (see below), whose sum is σ = 13422205440. Its totient is φ = 3659863584.

The previous prime is 7494144241. The next prime is 7494144247. The reversal of 7494144244 is 4424414947.

It is an interprime number because it is at equal distance from previous prime (7494144241) and next prime (7494144247).

It is a self number, because there is not a number n which added to its sum of digits gives 7494144244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7494144241) 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, 31984 + ... + 126535.

It is an arithmetic number, because the mean of its divisors is an integer number (559258560).

Almost surely, 2^7494144244 is an apocalyptic number.

It is an amenable number.

7494144244 is a deficient number, since it is larger than the sum of its proper divisors (5928061196).

7494144244 is a wasteful number, since it uses less digits than its factorization.

7494144244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158799 (or 158797 counting only the distinct ones).

The product of its digits is 516096, while the sum is 43.

The square root of 7494144244 is about 86568.7255537472. The cubic root of 7494144244 is about 1956.9242543954.

The spelling of 7494144244 in words is "seven billion, four hundred ninety-four million, one hundred forty-four thousand, two hundred forty-four".