65234419199 has 4 divisors (see below), whose sum is σ = 67483881960. Its totient is φ = 62984956440.

The previous prime is 65234419189. The next prime is 65234419241. The reversal of 65234419199 is 99191443256.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65234419199 - 2²⁰ = 65233370623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65234419199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65234419109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1124731337 + ... + 1124731394.

It is an arithmetic number, because the mean of its divisors is an integer number (16870970490).

Almost surely, 2^65234419199 is an apocalyptic number.

65234419199 is a deficient number, since it is larger than the sum of its proper divisors (2249462761).

65234419199 is a wasteful number, since it uses less digits than its factorization.

65234419199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249462760.

The product of its digits is 2099520, while the sum is 53.

The spelling of 65234419199 in words is "sixty-five billion, two hundred thirty-four million, four hundred nineteen thousand, one hundred ninety-nine".