214566640455 has 8 divisors (see below), whose sum is σ = 343306624752. Its totient is φ = 114435541568.

The previous prime is 214566640433. The next prime is 214566640507. The reversal of 214566640455 is 554046665412.

It is a happy number.

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 214566640455 - 2¹³ = 214566632263 is a prime.

It is a super-2 number, since 2×214566640455² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7152221334 + ... + 7152221363.

It is an arithmetic number, because the mean of its divisors is an integer number (42913328094).

Almost surely, 2^214566640455 is an apocalyptic number.

214566640455 is a deficient number, since it is larger than the sum of its proper divisors (128739984297).

214566640455 is a wasteful number, since it uses less digits than its factorization.

214566640455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14304442705.

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 214566640455 in words is "two hundred fourteen billion, five hundred sixty-six million, six hundred forty thousand, four hundred fifty-five".