214573172730789 has 8 divisors (see below), whose sum is σ = 286097642645472. Its totient is φ = 143048742318320.

The previous prime is 214573172730769. The next prime is 214573172730859. The reversal of 214573172730789 is 987037271375412.

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

It is a cyclic number.

It is not a de Polignac number, because 214573172730789 - 2⁹ = 214573172730277 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214573172730769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6841579 + ... + 21816359.

It is an arithmetic number, because the mean of its divisors is an integer number (35762205330684).

Almost surely, 2^{214573172730789} is an apocalyptic number.

It is an amenable number.

214573172730789 is a deficient number, since it is larger than the sum of its proper divisors (71524469914683).

214573172730789 is a wasteful number, since it uses less digits than its factorization.

214573172730789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19751107.

The product of its (nonzero) digits is 124467840, while the sum is 66.

The spelling of 214573172730789 in words is "two hundred fourteen trillion, five hundred seventy-three billion, one hundred seventy-two million, seven hundred thirty thousand, seven hundred eighty-nine".