221462606604255 has 8 divisors (see below), whose sum is σ = 354340170566832. Its totient is φ = 118113390188928.

The previous prime is 221462606604229. The next prime is 221462606604263. The reversal of 221462606604255 is 552406606264122.

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

It is not a de Polignac number, because 221462606604255 - 2²⁰ = 221462605555679 is a prime.

It is a super-2 number, since 2×221462606604255² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221462606604198 and 221462606604207.

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, 7382086886794 + ... + 7382086886823.

It is an arithmetic number, because the mean of its divisors is an integer number (44292521320854).

Almost surely, 2^{221462606604255} is an apocalyptic number.

221462606604255 is a deficient number, since it is larger than the sum of its proper divisors (132877563962577).

221462606604255 is a wasteful number, since it uses less digits than its factorization.

221462606604255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14764173773625.

The product of its (nonzero) digits is 8294400, while the sum is 51.

The spelling of 221462606604255 in words is "two hundred twenty-one trillion, four hundred sixty-two billion, six hundred six million, six hundred four thousand, two hundred fifty-five".