2359145924561 has 2 divisors, whose sum is σ = 2359145924562. Its totient is φ = 2359145924560.

The previous prime is 2359145924557. The next prime is 2359145924567. The reversal of 2359145924561 is 1654295419532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2006599737025 + 352546187536 = 1416545^2 + 593756^2 .

It is a cyclic number.

It is not a de Polignac number, because 2359145924561 - 2² = 2359145924557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2359145924497 and 2359145924506.

It is not a weakly prime, because it can be changed into another prime (2359145924567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1179572962280 + 1179572962281.

It is an arithmetic number, because the mean of its divisors is an integer number (1179572962281).

Almost surely, 2^{2359145924561} is an apocalyptic number.

It is an amenable number.

2359145924561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2359145924561 is an equidigital number, since it uses as much as digits as its factorization.

2359145924561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664000, while the sum is 56.

The spelling of 2359145924561 in words is "two trillion, three hundred fifty-nine billion, one hundred forty-five million, nine hundred twenty-four thousand, five hundred sixty-one".