130278606291 has 12 divisors (see below), whose sum is σ = 190043380800. Its totient is φ = 85992478800.

The previous prime is 130278606253. The next prime is 130278606317. The reversal of 130278606291 is 192606872031.

130278606291 is a `hidden beast` number, since 1 + 30 + 2 + 7 + 8 + 606 + 2 + 9 + 1 = 666.

It is not a de Polignac number, because 130278606291 - 2³⁴ = 113098737107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130278706291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71659491 + ... + 71661308.

It is an arithmetic number, because the mean of its divisors is an integer number (15836948400).

Almost surely, 2^130278606291 is an apocalyptic number.

130278606291 is a deficient number, since it is larger than the sum of its proper divisors (59764774509).

130278606291 is a wasteful number, since it uses less digits than its factorization.

130278606291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143320906 (or 143320903 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 130278606291 in words is "one hundred thirty billion, two hundred seventy-eight million, six hundred six thousand, two hundred ninety-one".