130787820776 has 16 divisors (see below), whose sum is σ = 247476956100. Its totient is φ = 64793965824.

The previous prime is 130787820769. The next prime is 130787820797. The reversal of 130787820776 is 677028787031.

It can be written as a sum of positive squares in 2 ways, for example, as 130588276900 + 199543876 = 361370^2 + 14126^2 .

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, 74992145 + ... + 74993888.

Almost surely, 2^130787820776 is an apocalyptic number.

It is an amenable number.

130787820776 is a deficient number, since it is larger than the sum of its proper divisors (116689135324).

130787820776 is a wasteful number, since it uses less digits than its factorization.

130787820776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149986148 (or 149986144 counting only the distinct ones).

The product of its (nonzero) digits is 5531904, while the sum is 56.

The spelling of 130787820776 in words is "one hundred thirty billion, seven hundred eighty-seven million, eight hundred twenty thousand, seven hundred seventy-six".