7798278614 has 16 divisors (see below), whose sum is σ = 13370178048. Its totient is φ = 3341694312.

The previous prime is 7798278601. The next prime is 7798278617. The reversal of 7798278614 is 4168728977.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7798278617) 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, 95177 + ... + 157019.

It is an arithmetic number, because the mean of its divisors is an integer number (835636128).

Almost surely, 2^7798278614 is an apocalyptic number.

7798278614 is a deficient number, since it is larger than the sum of its proper divisors (5571899434).

7798278614 is a wasteful number, since it uses less digits than its factorization.

7798278614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70859.

The product of its digits is 9483264, while the sum is 59.

The square root of 7798278614 is about 88307.8626963647. The cubic root of 7798278614 is about 1983.0465813586.

The spelling of 7798278614 in words is "seven billion, seven hundred ninety-eight million, two hundred seventy-eight thousand, six hundred fourteen".