4524667640 has 128 divisors (see below), whose sum is σ = 11290752000. Its totient is φ = 1623164928.

The previous prime is 4524667639. The next prime is 4524667661. The reversal of 4524667640 is 467664254.

It is a junction number, because it is equal to n+sod(n) for n = 4524667591 and 4524667600.

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 31 ways as a sum of consecutive naturals, for example, 6865631 + ... + 6866289.

It is an arithmetic number, because the mean of its divisors is an integer number (88209000).

Almost surely, 2^4524667640 is an apocalyptic number.

4524667640 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 4524667640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5645376000).

4524667640 is an abundant number, since it is smaller than the sum of its proper divisors (6766084360).

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

4524667640 is a wasteful number, since it uses less digits than its factorization.

4524667640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 44.

The square root of 4524667640 is about 67265.6497775796. The cubic root of 4524667640 is about 1653.9748235142.

The spelling of 4524667640 in words is "four billion, five hundred twenty-four million, six hundred sixty-seven thousand, six hundred forty".