126803478027 has 16 divisors (see below), whose sum is σ = 172869742080. Its totient is φ = 82640624352.

The previous prime is 126803478019. The next prime is 126803478059. The reversal of 126803478027 is 720874308621.

It is not a de Polignac number, because 126803478027 - 2³ = 126803478019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126803478017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402348 + ... + 644585.

It is an arithmetic number, because the mean of its divisors is an integer number (10804358880).

Almost surely, 2^126803478027 is an apocalyptic number.

126803478027 is a deficient number, since it is larger than the sum of its proper divisors (46066264053).

126803478027 is a wasteful number, since it uses less digits than its factorization.

126803478027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047842.

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 126803478027 in words is "one hundred twenty-six billion, eight hundred three million, four hundred seventy-eight thousand, twenty-seven".