55444133316 has 192 divisors, whose sum is σ = 159140007936. Its totient is φ = 14783577600.

The previous prime is 55444133309. The next prime is 55444133347. The reversal of 55444133316 is 61333144455.

55444133316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12272290 + ... + 12276806.

It is an arithmetic number, because the mean of its divisors is an integer number (828854208).

Almost surely, 2^55444133316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55444133316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79570003968).

55444133316 is an abundant number, since it is smaller than the sum of its proper divisors (103695874620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55444133316 is a wasteful number, since it uses less digits than its factorization.

55444133316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4882 (or 4880 counting only the distinct ones).

The product of its digits is 259200, while the sum is 39.

The spelling of 55444133316 in words is "fifty-five billion, four hundred forty-four million, one hundred thirty-three thousand, three hundred sixteen".