130670781224 has 8 divisors (see below), whose sum is σ = 245007714810. Its totient is φ = 65335390608.

The previous prime is 130670781223. The next prime is 130670781233. The reversal of 130670781224 is 422187076031.

It can be written as a sum of positive squares in only one way, i.e., 101453716324 + 29217064900 = 318518^2 + 170930^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (130670781223) by changing a digit.

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 as a sum of consecutive naturals, namely, 8166923819 + ... + 8166923834.

Almost surely, 2^130670781224 is an apocalyptic number.

It is an amenable number.

130670781224 is a deficient number, since it is larger than the sum of its proper divisors (114336933586).

130670781224 is a wasteful number, since it uses less digits than its factorization.

130670781224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16333847659 (or 16333847655 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 41.

The spelling of 130670781224 in words is "one hundred thirty billion, six hundred seventy million, seven hundred eighty-one thousand, two hundred twenty-four".