65677173344 has 12 divisors (see below), whose sum is σ = 129301935084. Its totient is φ = 32838586656.

The previous prime is 65677173337. The next prime is 65677173347. The reversal of 65677173344 is 44337177656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65677173347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026205802 + ... + 1026205865.

It is an arithmetic number, because the mean of its divisors is an integer number (10775161257).

Almost surely, 2^65677173344 is an apocalyptic number.

It is an amenable number.

65677173344 is a deficient number, since it is larger than the sum of its proper divisors (63624761740).

65677173344 is a wasteful number, since it uses less digits than its factorization.

65677173344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052411677 (or 2052411669 counting only the distinct ones).

The product of its digits is 8890560, while the sum is 53.

The spelling of 65677173344 in words is "sixty-five billion, six hundred seventy-seven million, one hundred seventy-three thousand, three hundred forty-four".