65672119039 has 4 divisors (see below), whose sum is σ = 65673865000. Its totient is φ = 65670373080.

The previous prime is 65672119031. The next prime is 65672119049. The reversal of 65672119039 is 93091127656.

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 65672119039 - 2³ = 65672119031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65672118983 and 65672119001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65672119031) 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, 815289 + ... + 892210.

It is an arithmetic number, because the mean of its divisors is an integer number (16418466250).

Almost surely, 2^65672119039 is an apocalyptic number.

65672119039 is a deficient number, since it is larger than the sum of its proper divisors (1745961).

65672119039 is a wasteful number, since it uses less digits than its factorization.

65672119039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1745960.

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 65672119039 in words is "sixty-five billion, six hundred seventy-two million, one hundred nineteen thousand, thirty-nine".