226186957780 has 24 divisors (see below), whose sum is σ = 542848699008. Its totient is φ = 77549814048.

The previous prime is 226186957753. The next prime is 226186957831. The reversal of 226186957780 is 87759681622.

226186957780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807810424 + ... + 807810703.

It is an arithmetic number, because the mean of its divisors is an integer number (22618695792).

Almost surely, 2^226186957780 is an apocalyptic number.

226186957780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226186957780 is an abundant number, since it is smaller than the sum of its proper divisors (316661741228).

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

226186957780 is a wasteful number, since it uses less digits than its factorization.

226186957780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615621143 (or 1615621141 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 61.

The spelling of 226186957780 in words is "two hundred twenty-six billion, one hundred eighty-six million, nine hundred fifty-seven thousand, seven hundred eighty".