5631630773 has 4 divisors (see below), whose sum is σ = 5638954860. Its totient is φ = 5624306688.

The previous prime is 5631630743. The next prime is 5631630787. The reversal of 5631630773 is 3770361365.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3127829329 + 2503801444 = 55927^2 + 50038^2 .

It is a cyclic number.

It is not a de Polignac number, because 5631630773 - 2⁶ = 5631630709 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5631630773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5631630713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3660890 + ... + 3662427.

It is an arithmetic number, because the mean of its divisors is an integer number (1409738715).

Almost surely, 2^5631630773 is an apocalyptic number.

It is an amenable number.

5631630773 is a deficient number, since it is larger than the sum of its proper divisors (7324087).

5631630773 is an equidigital number, since it uses as much as digits as its factorization.

5631630773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7324086.

The product of its (nonzero) digits is 238140, while the sum is 41.

The square root of 5631630773 is about 75044.1921337021. The cubic root of 5631630773 is about 1779.1451912319.

The spelling of 5631630773 in words is "five billion, six hundred thirty-one million, six hundred thirty thousand, seven hundred seventy-three".