309342277653 has 8 divisors (see below), whose sum is σ = 412477406016. Its totient is φ = 206217667200.

The previous prime is 309342277649. The next prime is 309342277679. The reversal of 309342277653 is 356772243903.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 309342277653 - 2² = 309342277649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 309342277596 and 309342277605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (309342277553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2560593 + ... + 2678678.

It is an arithmetic number, because the mean of its divisors is an integer number (51559675752).

Almost surely, 2^309342277653 is an apocalyptic number.

It is an amenable number.

309342277653 is a deficient number, since it is larger than the sum of its proper divisors (103135128363).

309342277653 is a wasteful number, since it uses less digits than its factorization.

309342277653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5258955.

The product of its (nonzero) digits is 5715360, while the sum is 51.

The spelling of 309342277653 in words is "three hundred nine billion, three hundred forty-two million, two hundred seventy-seven thousand, six hundred fifty-three".