552565650 has 144 divisors (see below), whose sum is σ = 1717015104. Its totient is φ = 116565120.

The previous prime is 552565649. The next prime is 552565687. The reversal of 552565650 is 56565255.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 552565599 and 552565608.

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 71 ways as a sum of consecutive naturals, for example, 92659 + ... + 98441.

It is an arithmetic number, because the mean of its divisors is an integer number (11923716).

Almost surely, 2^552565650 is an apocalyptic number.

552565650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 552565650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (858507552).

552565650 is an abundant number, since it is smaller than the sum of its proper divisors (1164449454).

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

552565650 is a wasteful number, since it uses less digits than its factorization.

552565650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5825 (or 5813 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 39.

The square root of 552565650 is about 23506.7149980596. The cubic root of 552565650 is about 820.5932896536.

It can be divided in two parts, 55256 and 5650, that added together give a palindrome (60906).

The spelling of 552565650 in words is "five hundred fifty-two million, five hundred sixty-five thousand, six hundred fifty".