641562552599 has 2 divisors, whose sum is σ = 641562552600. Its totient is φ = 641562552598.

The previous prime is 641562552557. The next prime is 641562552637. The reversal of 641562552599 is 995255265146.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 641562552599 - 2¹⁶ = 641562487063 is a prime.

It is a super-3 number, since 3×641562552599³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (641562557599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320781276299 + 320781276300.

It is an arithmetic number, because the mean of its divisors is an integer number (320781276300).

Almost surely, 2^641562552599 is an apocalyptic number.

641562552599 is a deficient number, since it is larger than the sum of its proper divisors (1).

641562552599 is an equidigital number, since it uses as much as digits as its factorization.

641562552599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160000, while the sum is 59.

The spelling of 641562552599 in words is "six hundred forty-one billion, five hundred sixty-two million, five hundred fifty-two thousand, five hundred ninety-nine".