55326131223215 has 8 divisors (see below), whose sum is σ = 66445378107840. Its totient is φ = 44224891218592.

The previous prime is 55326131223197. The next prime is 55326131223241. The reversal of 55326131223215 is 51232213162355.

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 55326131223215 - 2¹⁴ = 55326131206831 is a prime.

It is a super-2 number, since 2×55326131223215² (a number of 28 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, 4501713239 + ... + 4501725528.

It is an arithmetic number, because the mean of its divisors is an integer number (8305672263480).

Almost surely, 2^{55326131223215} is an apocalyptic number.

55326131223215 is a deficient number, since it is larger than the sum of its proper divisors (11119246884625).

55326131223215 is a wasteful number, since it uses less digits than its factorization.

55326131223215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9003440001.

The product of its digits is 324000, while the sum is 41.

The spelling of 55326131223215 in words is "fifty-five trillion, three hundred twenty-six billion, one hundred thirty-one million, two hundred twenty-three thousand, two hundred fifteen".