10351144561 has 4 divisors (see below), whose sum is σ = 10446109300. Its totient is φ = 10256179824.

The previous prime is 10351144543. The next prime is 10351144567. The reversal of 10351144561 is 16544115301.

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 4195800625 + 6155343936 = 64775^2 + 78456^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10351144561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10351144567) 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, 47482206 + ... + 47482423.

It is an arithmetic number, because the mean of its divisors is an integer number (2611527325).

Almost surely, 2^10351144561 is an apocalyptic number.

It is an amenable number.

10351144561 is a deficient number, since it is larger than the sum of its proper divisors (94964739).

10351144561 is an equidigital number, since it uses as much as digits as its factorization.

10351144561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94964738.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 10351144561 its reverse (16544115301), we get a palindrome (26895259862).

The spelling of 10351144561 in words is "ten billion, three hundred fifty-one million, one hundred forty-four thousand, five hundred sixty-one".