214572275055721 has 8 divisors (see below), whose sum is σ = 234084911297184. Its totient is φ = 195060649777920.

The previous prime is 214572275055667. The next prime is 214572275055779. The reversal of 214572275055721 is 127550572275412.

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 214572275055721 - 2²¹ = 214572272958569 is a prime.

It is a super-2 number, since 2×214572275055721² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214572275055121) 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, 252297091 + ... + 253146136.

It is an arithmetic number, because the mean of its divisors is an integer number (29260613912148).

Almost surely, 2^{214572275055721} is an apocalyptic number.

It is an amenable number.

214572275055721 is a deficient number, since it is larger than the sum of its proper divisors (19512636241463).

214572275055721 is a wasteful number, since it uses less digits than its factorization.

214572275055721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505481831.

The product of its (nonzero) digits is 13720000, while the sum is 55.

The spelling of 214572275055721 in words is "two hundred fourteen trillion, five hundred seventy-two billion, two hundred seventy-five million, fifty-five thousand, seven hundred twenty-one".