7439120769 has 8 divisors (see below), whose sum is σ = 9919568160. Its totient is φ = 4959043616.

The previous prime is 7439120753. The next prime is 7439120783. The reversal of 7439120769 is 9670219347.

It is a happy number.

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 7439120769 - 2⁴ = 7439120753 is a prime.

It is a super-2 number, since 2×7439120769² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7439120569) 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, 41679 + ... + 128900.

It is an arithmetic number, because the mean of its divisors is an integer number (1239946020).

Almost surely, 2^7439120769 is an apocalyptic number.

It is an amenable number.

7439120769 is a deficient number, since it is larger than the sum of its proper divisors (2480447391).

7439120769 is a wasteful number, since it uses less digits than its factorization.

7439120769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185119.

The product of its (nonzero) digits is 571536, while the sum is 48.

The square root of 7439120769 is about 86250.3377906429. The cubic root of 7439120769 is about 1952.1231111081.

The spelling of 7439120769 in words is "seven billion, four hundred thirty-nine million, one hundred twenty thousand, seven hundred sixty-nine".