5630451861 has 8 divisors (see below), whose sum is σ = 7536481344. Its totient is φ = 3739028480.

The previous prime is 5630451859. The next prime is 5630451913. The reversal of 5630451861 is 1681540365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5630451861 - 2¹ = 5630451859 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5630451161) 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 7 ways as a sum of consecutive naturals, for example, 3650625 + ... + 3652166.

It is an arithmetic number, because the mean of its divisors is an integer number (942060168).

Almost surely, 2^5630451861 is an apocalyptic number.

It is an amenable number.

5630451861 is a deficient number, since it is larger than the sum of its proper divisors (1906029483).

5630451861 is a wasteful number, since it uses less digits than its factorization.

5630451861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7303051.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 5630451861 is about 75036.3369375131. The cubic root of 5630451861 is about 1779.0210352472.

The spelling of 5630451861 in words is "five billion, six hundred thirty million, four hundred fifty-one thousand, eight hundred sixty-one".