212057044733157 has 8 divisors (see below), whose sum is σ = 304492166796384. Its totient is φ = 130496642912688.

The previous prime is 212057044733129. The next prime is 212057044733203. The reversal of 212057044733157 is 751337440750212.

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

It is not a de Polignac number, because 212057044733157 - 2⁸ = 212057044732901 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212057044733117) 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 7 ways as a sum of consecutive naturals, for example, 2718680060643 + ... + 2718680060720.

It is an arithmetic number, because the mean of its divisors is an integer number (38061520849548).

Almost surely, 2^{212057044733157} is an apocalyptic number.

It is an amenable number.

212057044733157 is a deficient number, since it is larger than the sum of its proper divisors (92435122063227).

212057044733157 is a wasteful number, since it uses less digits than its factorization.

212057044733157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5437360121379.

The product of its (nonzero) digits is 4939200, while the sum is 51.

The spelling of 212057044733157 in words is "two hundred twelve trillion, fifty-seven billion, forty-four million, seven hundred thirty-three thousand, one hundred fifty-seven".