220086021455 has 8 divisors (see below), whose sum is σ = 264176345472. Its totient is φ = 176020070688.

The previous prime is 220086021433. The next prime is 220086021481. The reversal of 220086021455 is 554120680022.

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 220086021455 - 2¹⁰ = 220086020431 is a prime.

It is a super-4 number, since 4×220086021455⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

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, 6073439 + ... + 6109568.

It is an arithmetic number, because the mean of its divisors is an integer number (33022043184).

Almost surely, 2^220086021455 is an apocalyptic number.

220086021455 is a deficient number, since it is larger than the sum of its proper divisors (44090324017).

220086021455 is a wasteful number, since it uses less digits than its factorization.

220086021455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12186625.

The product of its (nonzero) digits is 38400, while the sum is 35.

The spelling of 220086021455 in words is "two hundred twenty billion, eighty-six million, twenty-one thousand, four hundred fifty-five".