54444246215 has 8 divisors (see below), whose sum is σ = 65521377360. Its totient is φ = 43429875712.

The previous prime is 54444246191. The next prime is 54444246221. The reversal of 54444246215 is 51264244445.

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 54444246215 - 2¹² = 54444242119 is a prime.

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, 15688250 + ... + 15691719.

It is an arithmetic number, because the mean of its divisors is an integer number (8190172170).

Almost surely, 2^54444246215 is an apocalyptic number.

54444246215 is a deficient number, since it is larger than the sum of its proper divisors (11077131145).

54444246215 is a wasteful number, since it uses less digits than its factorization.

54444246215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31380321.

The product of its digits is 614400, while the sum is 41.

The spelling of 54444246215 in words is "fifty-four billion, four hundred forty-four million, two hundred forty-six thousand, two hundred fifteen".