4641756840 has 384 divisors, whose sum is σ = 18935804160. Its totient is φ = 998313984.

The previous prime is 4641756797. The next prime is 4641756841. The reversal of 4641756840 is 486571464.

4641756840 is a `hidden beast` number, since 4 + 6 + 41 + 7 + 568 + 40 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (4641756841) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1154674 + ... + 1158686.

It is an arithmetic number, because the mean of its divisors is an integer number (49311990).

Almost surely, 2^4641756840 is an apocalyptic number.

4641756840 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 4641756840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9467902080).

4641756840 is an abundant number, since it is smaller than the sum of its proper divisors (14294047320).

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

4641756840 is a wasteful number, since it uses less digits than its factorization.

4641756840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4063 (or 4047 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 4641756840 is about 68130.4398928996. The cubic root of 4641756840 is about 1668.1206630789.

The spelling of 4641756840 in words is "four billion, six hundred forty-one million, seven hundred fifty-six thousand, eight hundred forty".