4453985340 has 384 divisors, whose sum is σ = 16369920000. Its totient is φ = 1004887296.

The previous prime is 4453985323. The next prime is 4453985369. The reversal of 4453985340 is 435893544.

4453985340 is a `hidden beast` number, since 4 + 4 + 539 + 85 + 34 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 25745494 + ... + 25745666.

It is an arithmetic number, because the mean of its divisors is an integer number (42630000).

Almost surely, 2^4453985340 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 4453985340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8184960000).

4453985340 is an abundant number, since it is smaller than the sum of its proper divisors (11915934660).

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

4453985340 is a wasteful number, since it uses less digits than its factorization.

4453985340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The square root of 4453985340 is about 66738.1850217700. The cubic root of 4453985340 is about 1645.3170356203.

The spelling of 4453985340 in words is "four billion, four hundred fifty-three million, nine hundred eighty-five thousand, three hundred forty".