7140378288 has 80 divisors (see below), whose sum is σ = 18915726816. Its totient is φ = 2319636480.

The previous prime is 7140378281. The next prime is 7140378331. The reversal of 7140378288 is 8828730417.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (7140378281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3692970 + ... + 3694902.

Almost surely, 2^7140378288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7140378288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9457863408).

7140378288 is an abundant number, since it is smaller than the sum of its proper divisors (11775348528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7140378288 is a wasteful number, since it uses less digits than its factorization.

7140378288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3862 (or 3856 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 48.

The square root of 7140378288 is about 84500.7590971821. The cubic root of 7140378288 is about 1925.6339768702.

The spelling of 7140378288 in words is "seven billion, one hundred forty million, three hundred seventy-eight thousand, two hundred eighty-eight".