5187447560778 has 32 divisors (see below), whose sum is σ = 11900775874560. Its totient is φ = 1476658764720.

The previous prime is 5187447560731. The next prime is 5187447560857. The reversal of 5187447560778 is 8770657447815.

It is a super-2 number, since 2×5187447560778² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227868058 + ... + 227890821.

It is an arithmetic number, because the mean of its divisors is an integer number (371899246080).

Almost surely, 2^{5187447560778} is an apocalyptic number.

5187447560778 is an abundant number, since it is smaller than the sum of its proper divisors (6713328313782).

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

5187447560778 is a wasteful number, since it uses less digits than its factorization.

5187447560778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455759162.

The product of its (nonzero) digits is 368793600, while the sum is 69.

The spelling of 5187447560778 in words is "five trillion, one hundred eighty-seven billion, four hundred forty-seven million, five hundred sixty thousand, seven hundred seventy-eight".