214352210515553 has 16 divisors (see below), whose sum is σ = 234096507449280. Its totient is φ = 194650958745600.

The previous prime is 214352210515483. The next prime is 214352210515561. The reversal of 214352210515553 is 355515012253412.

It is a cyclic number.

It is not a de Polignac number, because 214352210515553 - 2²² = 214352206321249 is a prime.

It is a super-4 number, since 4×214352210515553⁴ (a number of 58 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214352210515253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45563033 + ... + 50046921.

It is an arithmetic number, because the mean of its divisors is an integer number (14631031715580).

Almost surely, 2^{214352210515553} is an apocalyptic number.

It is an amenable number.

214352210515553 is a deficient number, since it is larger than the sum of its proper divisors (19744296933727).

214352210515553 is a wasteful number, since it uses less digits than its factorization.

214352210515553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4488688.

The product of its (nonzero) digits is 900000, while the sum is 44.

Adding to 214352210515553 its reverse (355515012253412), we get a palindrome (569867222768965).

The spelling of 214352210515553 in words is "two hundred fourteen trillion, three hundred fifty-two billion, two hundred ten million, five hundred fifteen thousand, five hundred fifty-three".