5126271678 has 64 divisors (see below), whose sum is σ = 12480998400. Its totient is φ = 1546706880.

The previous prime is 5126271677. The next prime is 5126271679. The reversal of 5126271678 is 8761726215.

5126271678 is a `hidden beast` number, since 5 + 1 + 2 + 627 + 16 + 7 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (5126271677) and next prime (5126271679).

It is a super-2 number, since 2×5126271678² = 52557322633329871368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5126271677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119883 + ... + 156921.

It is an arithmetic number, because the mean of its divisors is an integer number (195015600).

Almost surely, 2^5126271678 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5126271678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6240499200).

5126271678 is an abundant number, since it is smaller than the sum of its proper divisors (7354726722).

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

5126271678 is a wasteful number, since it uses less digits than its factorization.

5126271678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37294 (or 37288 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

The square root of 5126271678 is about 71597.9865499024. The cubic root of 5126271678 is about 1724.2512107398.

The spelling of 5126271678 in words is "five billion, one hundred twenty-six million, two hundred seventy-one thousand, six hundred seventy-eight".