4640288562 has 96 divisors (see below), whose sum is σ = 12415253760. Its totient is φ = 1219743360.

The previous prime is 4640288557. The next prime is 4640288591. The reversal of 4640288562 is 2658820464.

4640288562 is a `hidden beast` number, since 4 + 6 + 4 + 0 + 2 + 88 + 562 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 504864 + ... + 513972.

It is an arithmetic number, because the mean of its divisors is an integer number (129325560).

Almost surely, 2^4640288562 is an apocalyptic number.

4640288562 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4640288562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6207626880).

4640288562 is an abundant number, since it is smaller than the sum of its proper divisors (7774965198).

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

4640288562 is a wasteful number, since it uses less digits than its factorization.

4640288562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9448 (or 9445 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The square root of 4640288562 is about 68119.6635487874. The cubic root of 4640288562 is about 1667.9447581898.

The spelling of 4640288562 in words is "four billion, six hundred forty million, two hundred eighty-eight thousand, five hundred sixty-two".