7158943778560 has 216 divisors, whose sum is σ = 19955717663616. Its totient is φ = 2453491998720.

The previous prime is 7158943778551. The next prime is 7158943778627. The reversal of 7158943778560 is 658773498517.

It is a Harshad number since it is a multiple of its sum of digits (70).

It is a self number, because there is not a number n which added to its sum of digits gives 7158943778560.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162485494 + ... + 162529546.

It is an arithmetic number, because the mean of its divisors is an integer number (92387581776).

Almost surely, 2^{7158943778560} is an apocalyptic number.

7158943778560 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7158943778560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9977858831808).

7158943778560 is an abundant number, since it is smaller than the sum of its proper divisors (12796773885056).

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

7158943778560 is a wasteful number, since it uses less digits than its factorization.

7158943778560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46679 (or 46658 counting only the distinct ones).

The product of its (nonzero) digits is 355622400, while the sum is 70.

The spelling of 7158943778560 in words is "seven trillion, one hundred fifty-eight billion, nine hundred forty-three million, seven hundred seventy-eight thousand, five hundred sixty".