262417623641 has 2 divisors, whose sum is σ = 262417623642. Its totient is φ = 262417623640.

The previous prime is 262417623553. The next prime is 262417623667. The reversal of 262417623641 is 146326714262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190484238025 + 71933385616 = 436445^2 + 268204^2 .

It is a cyclic number.

It is not a de Polignac number, because 262417623641 - 2³⁴ = 245237754457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 262417623592 and 262417623601.

It is not a weakly prime, because it can be changed into another prime (262417623691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131208811820 + 131208811821.

It is an arithmetic number, because the mean of its divisors is an integer number (131208811821).

Almost surely, 2^262417623641 is an apocalyptic number.

It is an amenable number.

262417623641 is a deficient number, since it is larger than the sum of its proper divisors (1).

262417623641 is an equidigital number, since it uses as much as digits as its factorization.

262417623641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 44.

The spelling of 262417623641 in words is "two hundred sixty-two billion, four hundred seventeen million, six hundred twenty-three thousand, six hundred forty-one".