65420433244 has 6 divisors (see below), whose sum is σ = 114485758184. Its totient is φ = 32710216620.

The previous prime is 65420433233. The next prime is 65420433251. The reversal of 65420433244 is 44233402456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8177554152 + ... + 8177554159.

Almost surely, 2^65420433244 is an apocalyptic number.

It is an amenable number.

65420433244 is a deficient number, since it is larger than the sum of its proper divisors (49065324940).

65420433244 is a wasteful number, since it uses less digits than its factorization.

65420433244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16355108315 (or 16355108313 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 37.

The spelling of 65420433244 in words is "sixty-five billion, four hundred twenty million, four hundred thirty-three thousand, two hundred forty-four".