4446155340 has 192 divisors, whose sum is σ = 15241443840. Its totient is φ = 1067040000.

The previous prime is 4446155321. The next prime is 4446155347. The reversal of 4446155340 is 435516444.

4446155340 is a `hidden beast` number, since 4 + 4 + 4 + 61 + 553 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4446155295 and 4446155304.

It is not an unprimeable number, because it can be changed into a prime (4446155347) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 596235 + ... + 603645.

It is an arithmetic number, because the mean of its divisors is an integer number (79382520).

Almost surely, 2^4446155340 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 4446155340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7620721920).

4446155340 is an abundant number, since it is smaller than the sum of its proper divisors (10795288500).

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

4446155340 is a wasteful number, since it uses less digits than its factorization.

4446155340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7541 (or 7533 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 4446155340 is about 66679.4971486738. The cubic root of 4446155340 is about 1644.3523273853.

The spelling of 4446155340 in words is "four billion, four hundred forty-six million, one hundred fifty-five thousand, three hundred forty".