5173656780 has 24 divisors (see below), whose sum is σ = 14486239152. Its totient is φ = 1379641792.

The previous prime is 5173656779. The next prime is 5173656793. The reversal of 5173656780 is 876563715.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43113747 + ... + 43113866.

It is an arithmetic number, because the mean of its divisors is an integer number (603593298).

Almost surely, 2^5173656780 is an apocalyptic number.

It is an amenable number.

5173656780 is an abundant number, since it is smaller than the sum of its proper divisors (9312582372).

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

5173656780 is a wasteful number, since it uses less digits than its factorization.

5173656780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86227625 (or 86227623 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 48.

The square root of 5173656780 is about 71928.1362194239. The cubic root of 5173656780 is about 1729.5476759702.

The spelling of 5173656780 in words is "five billion, one hundred seventy-three million, six hundred fifty-six thousand, seven hundred eighty".