7478397116 has 12 divisors (see below), whose sum is σ = 13391548632. Its totient is φ = 3652240368.

The previous prime is 7478397109. The next prime is 7478397119. The reversal of 7478397116 is 6117938747.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7478397119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21739355 + ... + 21739698.

It is an arithmetic number, because the mean of its divisors is an integer number (1115962386).

Almost surely, 2^7478397116 is an apocalyptic number.

It is an amenable number.

7478397116 is a deficient number, since it is larger than the sum of its proper divisors (5913151516).

7478397116 is a wasteful number, since it uses less digits than its factorization.

7478397116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43479100 (or 43479098 counting only the distinct ones).

The product of its digits is 1778112, while the sum is 53.

The square root of 7478397116 is about 86477.7261264425. The cubic root of 7478397116 is about 1955.5526258713.

The spelling of 7478397116 in words is "seven billion, four hundred seventy-eight million, three hundred ninety-seven thousand, one hundred sixteen".