7158097656 has 336 divisors, whose sum is σ = 22226898240. Its totient is φ = 2157373440.

The previous prime is 7158097631. The next prime is 7158097669. The reversal of 7158097656 is 6567908517.

7158097656 is a `hidden beast` number, since 7 + 1 + 580 + 9 + 7 + 6 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 52248820 + ... + 52248956.

Almost surely, 2^7158097656 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 7158097656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11113449120).

7158097656 is an abundant number, since it is smaller than the sum of its proper divisors (15068800584).

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

7158097656 is a wasteful number, since it uses less digits than its factorization.

7158097656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 54.

The square root of 7158097656 is about 84605.5415206356. The cubic root of 7158097656 is about 1927.2255279966.

The spelling of 7158097656 in words is "seven billion, one hundred fifty-eight million, ninety-seven thousand, six hundred fifty-six".