7145380784 has 10 divisors (see below), whose sum is σ = 13844175300. Its totient is φ = 3572690384.

The previous prime is 7145380783. The next prime is 7145380793. The reversal of 7145380784 is 4870835417.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7145380783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223293134 + ... + 223293165.

It is an arithmetic number, because the mean of its divisors is an integer number (1384417530).

Almost surely, 2^7145380784 is an apocalyptic number.

It is an amenable number.

7145380784 is a deficient number, since it is larger than the sum of its proper divisors (6698794516).

7145380784 is a wasteful number, since it uses less digits than its factorization.

7145380784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446586307 (or 446586301 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 47.

The square root of 7145380784 is about 84530.3542166954. The cubic root of 7145380784 is about 1926.0835668478.

The spelling of 7145380784 in words is "seven billion, one hundred forty-five million, three hundred eighty thousand, seven hundred eighty-four".