541665498739 has 2 divisors, whose sum is σ = 541665498740. Its totient is φ = 541665498738.

The previous prime is 541665498679. The next prime is 541665498743. The reversal of 541665498739 is 937894566145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 541665498739 - 2¹⁷ = 541665367667 is a prime.

It is a super-2 number, since 2×541665498739² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (541665498769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270832749369 + 270832749370.

It is an arithmetic number, because the mean of its divisors is an integer number (270832749370).

Almost surely, 2^541665498739 is an apocalyptic number.

541665498739 is a deficient number, since it is larger than the sum of its proper divisors (1).

541665498739 is an equidigital number, since it uses as much as digits as its factorization.

541665498739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 195955200, while the sum is 67.

The spelling of 541665498739 in words is "five hundred forty-one billion, six hundred sixty-five million, four hundred ninety-eight thousand, seven hundred thirty-nine".