213371550745623 has 48 divisors (see below), whose sum is σ = 329510875337280. Its totient is φ = 132576504579072.

The previous prime is 213371550745609. The next prime is 213371550745663. The reversal of 213371550745623 is 326547055173312.

It is a happy number.

213371550745623 is a `hidden beast` number, since 2 + 1 + 3 + 3 + 7 + 1 + 5 + 5 + 0 + 7 + 4 + 5 + 623 = 666.

It is not a de Polignac number, because 213371550745623 - 2¹² = 213371550741527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213371550745623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213371550745663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 595716033 + ... + 596074101.

It is an arithmetic number, because the mean of its divisors is an integer number (6864809902860).

Almost surely, 2^{213371550745623} is an apocalyptic number.

213371550745623 is a deficient number, since it is larger than the sum of its proper divisors (116139324591657).

213371550745623 is a wasteful number, since it uses less digits than its factorization.

213371550745623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396008 (or 396005 counting only the distinct ones).

The product of its (nonzero) digits is 15876000, while the sum is 54.

The spelling of 213371550745623 in words is "two hundred thirteen trillion, three hundred seventy-one billion, five hundred fifty million, seven hundred forty-five thousand, six hundred twenty-three".