4547066840 has 64 divisors (see below), whose sum is σ = 10938058560. Its totient is φ = 1695191040.

The previous prime is 4547066837. The next prime is 4547066869. The reversal of 4547066840 is 486607454.

It is a junction number, because it is equal to n+sod(n) for n = 4547066791 and 4547066800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37580 + ... + 102500.

It is an arithmetic number, because the mean of its divisors is an integer number (170907165).

Almost surely, 2^4547066840 is an apocalyptic number.

4547066840 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 4547066840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5469029280).

4547066840 is an abundant number, since it is smaller than the sum of its proper divisors (6390991720).

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

4547066840 is a wasteful number, since it uses less digits than its factorization.

4547066840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65052 (or 65048 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The square root of 4547066840 is about 67431.9422825711. The cubic root of 4547066840 is about 1656.6996458251.

The spelling of 4547066840 in words is "four billion, five hundred forty-seven million, sixty-six thousand, eight hundred forty".