57640268226 has 8 divisors (see below), whose sum is σ = 115280536464. Its totient is φ = 19213422740.

The previous prime is 57640268167. The next prime is 57640268227. The reversal of 57640268226 is 62286204675.

It is a sphenic number, since it is the product of 3 distinct primes.

57640268226 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (57640268227) 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 3 ways as a sum of consecutive naturals, for example, 4803355680 + ... + 4803355691.

It is an arithmetic number, because the mean of its divisors is an integer number (14410067058).

Almost surely, 2^57640268226 is an apocalyptic number.

57640268226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

57640268226 is a wasteful number, since it uses less digits than its factorization.

57640268226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9606711376.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 57640268226 in words is "fifty-seven billion, six hundred forty million, two hundred sixty-eight thousand, two hundred twenty-six".