4553871840 has 720 divisors, whose sum is σ = 19146292704. Its totient is φ = 1016064000.

The previous prime is 4553871709. The next prime is 4553871899. The reversal of 4553871840 is 481783554.

4553871840 is a `hidden beast` number, since 4 + 5 + 538 + 71 + 8 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

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 119 ways as a sum of consecutive naturals, for example, 45087790 + ... + 45087890.

Almost surely, 2^4553871840 is an apocalyptic number.

4553871840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4553871840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9573146352).

4553871840 is an abundant number, since it is smaller than the sum of its proper divisors (14592420864).

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

4553871840 is a wasteful number, since it uses less digits than its factorization.

4553871840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The square root of 4553871840 is about 67482.3817007076. The cubic root of 4553871840 is about 1657.5256890840.

The spelling of 4553871840 in words is "four billion, five hundred fifty-three million, eight hundred seventy-one thousand, eight hundred forty".