65198382426541 has 16 divisors (see below), whose sum is σ = 80255142620800. Its totient is φ = 51578475012288.

The previous prime is 65198382426533. The next prime is 65198382426547. The reversal of 65198382426541 is 14562428389156.

It is not a de Polignac number, because 65198382426541 - 2³ = 65198382426533 is a prime.

It is a super-2 number, since 2×65198382426541² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65198382426547) 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, 48347451 + ... + 49677688.

It is an arithmetic number, because the mean of its divisors is an integer number (5015946413800).

Almost surely, 2^{65198382426541} is an apocalyptic number.

65198382426541 is the 4661845-th hex number.

It is an amenable number.

65198382426541 is a deficient number, since it is larger than the sum of its proper divisors (15056760194259).

65198382426541 is a wasteful number, since it uses less digits than its factorization.

65198382426541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98032468.

The product of its digits is 99532800, while the sum is 64.

The spelling of 65198382426541 in words is "sixty-five trillion, one hundred ninety-eight billion, three hundred eighty-two million, four hundred twenty-six thousand, five hundred forty-one".