27278383351158 has 12 divisors (see below), whose sum is σ = 59103163927548. Its totient is φ = 9092794450380.

The previous prime is 27278383351123. The next prime is 27278383351279. The reversal of 27278383351158 is 85115338387272.

27278383351158 is a `hidden beast` number, since 2 + 7 + 2 + 7 + 8 + 38 + 33 + 511 + 58 = 666.

It is a super-2 number, since 2×27278383351158² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27278383351095 and 27278383351104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 757732870848 + ... + 757732870883.

It is an arithmetic number, because the mean of its divisors is an integer number (4925263660629).

Almost surely, 2^{27278383351158} is an apocalyptic number.

27278383351158 is an abundant number, since it is smaller than the sum of its proper divisors (31824780576390).

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

27278383351158 is a wasteful number, since it uses less digits than its factorization.

27278383351158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515465741739 (or 1515465741736 counting only the distinct ones).

The product of its digits is 67737600, while the sum is 63.

The spelling of 27278383351158 in words is "twenty-seven trillion, two hundred seventy-eight billion, three hundred eighty-three million, three hundred fifty-one thousand, one hundred fifty-eight".