51267826600 has 24 divisors (see below), whose sum is σ = 119197697310. Its totient is φ = 20507130560.

The previous prime is 51267826579. The next prime is 51267826607. The reversal of 51267826600 is 662876215.

It can be written as a sum of positive squares in 3 ways, for example, as 37450764484 + 13817062116 = 193522^2 + 117546^2 .

It is not an unprimeable number, because it can be changed into a prime (51267826607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128169367 + ... + 128169766.

Almost surely, 2^51267826600 is an apocalyptic number.

51267826600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51267826600 is an abundant number, since it is smaller than the sum of its proper divisors (67929870710).

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

51267826600 is a wasteful number, since it uses less digits than its factorization.

51267826600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256339149 (or 256339140 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 51267826600 in words is "fifty-one billion, two hundred sixty-seven million, eight hundred twenty-six thousand, six hundred".