65006349503 has 4 divisors (see below), whose sum is σ = 65052817200. Its totient is φ = 64959881808.

The previous prime is 65006349491. The next prime is 65006349517. The reversal of 65006349503 is 30594360056.

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 65006349503 - 2⁶ = 65006349439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65006949503) 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, 23231750 + ... + 23234547.

It is an arithmetic number, because the mean of its divisors is an integer number (16263204300).

Almost surely, 2^65006349503 is an apocalyptic number.

65006349503 is a deficient number, since it is larger than the sum of its proper divisors (46467697).

65006349503 is a wasteful number, since it uses less digits than its factorization.

65006349503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46467696.

The product of its (nonzero) digits is 291600, while the sum is 41.

The spelling of 65006349503 in words is "sixty-five billion, six million, three hundred forty-nine thousand, five hundred three".