4055321544 has 128 divisors (see below), whose sum is σ = 11496038400. Its totient is φ = 1185338880.

The previous prime is 4055321533. The next prime is 4055321551. The reversal of 4055321544 is 4451235504.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318892 + ... + 331364.

It is an arithmetic number, because the mean of its divisors is an integer number (89812800).

Almost surely, 2^4055321544 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 4055321544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5748019200).

4055321544 is an abundant number, since it is smaller than the sum of its proper divisors (7440716856).

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

4055321544 is a wasteful number, since it uses less digits than its factorization.

4055321544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12555 (or 12551 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 4055321544 is about 63681.4065799429. The cubic root of 4055321544 is about 1594.6856944318.

The spelling of 4055321544 in words is "four billion, fifty-five million, three hundred twenty-one thousand, five hundred forty-four".