5631641450 has 48 divisors (see below), whose sum is σ = 10811763360. Its totient is φ = 2181347520.

The previous prime is 5631641447. The next prime is 5631641453. The reversal of 5631641450 is 541461365.

It is an interprime number because it is at equal distance from previous prime (5631641447) and next prime (5631641453).

It is a self number, because there is not a number n which added to its sum of digits gives 5631641450.

It is not an unprimeable number, because it can be changed into a prime (5631641453) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 183404 + ... + 211896.

It is an arithmetic number, because the mean of its divisors is an integer number (225245070).

Almost surely, 2^5631641450 is an apocalyptic number.

5631641450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5631641450 is a deficient number, since it is larger than the sum of its proper divisors (5180121910).

5631641450 is a wasteful number, since it uses less digits than its factorization.

5631641450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28631 (or 28626 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 5631641450 is about 75044.2632717518. The cubic root of 5631641450 is about 1779.1463155907.

The spelling of 5631641450 in words is "five billion, six hundred thirty-one million, six hundred forty-one thousand, four hundred fifty".