4520827890 has 224 divisors, whose sum is σ = 12994283520. Its totient is φ = 1128701952.

The previous prime is 4520827873. The next prime is 4520827903. The reversal of 4520827890 is 987280254.

It is a super-2 number, since 2×4520827890² = 40875769622003704200, which contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 17590642 + ... + 17590898.

Almost surely, 2^4520827890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4520827890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6497141760).

4520827890 is an abundant number, since it is smaller than the sum of its proper divisors (8473455630).

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

4520827890 is a wasteful number, since it uses less digits than its factorization.

4520827890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 4520827890 is about 67237.1020345166. The cubic root of 4520827890 is about 1653.5068224970.

The spelling of 4520827890 in words is "four billion, five hundred twenty million, eight hundred twenty-seven thousand, eight hundred ninety".