4400052536 has 64 divisors (see below), whose sum is σ = 9412070400. Its totient is φ = 1908860800.

The previous prime is 4400052511. The next prime is 4400052551. The reversal of 4400052536 is 6352500044.

It is a junction number, because it is equal to n+sod(n) for n = 4400052499 and 4400052508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1028081 + ... + 1032351.

It is an arithmetic number, because the mean of its divisors is an integer number (147063600).

Almost surely, 2^4400052536 is an apocalyptic number.

4400052536 is a gapful number since it is divisible by the number (46) 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 4400052536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4706035200).

4400052536 is an abundant number, since it is smaller than the sum of its proper divisors (5012017864).

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

4400052536 is a wasteful number, since it uses less digits than its factorization.

4400052536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4820 (or 4816 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 4400052536 is about 66332.8918109259. The cubic root of 4400052536 is about 1638.6490629726.

The spelling of 4400052536 in words is "four billion, four hundred million, fifty-two thousand, five hundred thirty-six".