2361561144215 has 16 divisors (see below), whose sum is σ = 3487844152128. Its totient is φ = 1494790350336.

The previous prime is 2361561144211. The next prime is 2361561144233. The reversal of 2361561144215 is 5124411651632.

It is a cyclic number.

It is not a de Polignac number, because 2361561144215 - 2² = 2361561144211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2361561144211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2595121682 + ... + 2595122591.

It is an arithmetic number, because the mean of its divisors is an integer number (217990259508).

Almost surely, 2^{2361561144215} is an apocalyptic number.

2361561144215 is a deficient number, since it is larger than the sum of its proper divisors (1126283007913).

2361561144215 is a wasteful number, since it uses less digits than its factorization.

2361561144215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5190244298.

The product of its digits is 172800, while the sum is 41.

Adding to 2361561144215 its reverse (5124411651632), we get a palindrome (7485972795847).

The spelling of 2361561144215 in words is "two trillion, three hundred sixty-one billion, five hundred sixty-one million, one hundred forty-four thousand, two hundred fifteen".