7734398156 has 12 divisors (see below), whose sum is σ = 13901013168. Its totient is φ = 3762680112.

The previous prime is 7734398143. The next prime is 7734398179. The reversal of 7734398156 is 6518934377.

It is a junction number, because it is equal to n+sod(n) for n = 7734398098 and 7734398107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26129576 + ... + 26129871.

It is an arithmetic number, because the mean of its divisors is an integer number (1158417764).

Almost surely, 2^7734398156 is an apocalyptic number.

It is an amenable number.

7734398156 is a deficient number, since it is larger than the sum of its proper divisors (6166615012).

7734398156 is a wasteful number, since it uses less digits than its factorization.

7734398156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52259488 (or 52259486 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 53.

The square root of 7734398156 is about 87945.4271466118. The cubic root of 7734398156 is about 1977.6169469628.

The spelling of 7734398156 in words is "seven billion, seven hundred thirty-four million, three hundred ninety-eight thousand, one hundred fifty-six".