65271607743 has 4 divisors (see below), whose sum is σ = 87028810328. Its totient is φ = 43514405160.

The previous prime is 65271607631. The next prime is 65271607769. The reversal of 65271607743 is 34770617256.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 65271607743 - 2¹⁶ = 65271542207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65271607692 and 65271607701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65271600743) 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, 10878601288 + ... + 10878601293.

It is an arithmetic number, because the mean of its divisors is an integer number (21757202582).

Almost surely, 2^65271607743 is an apocalyptic number.

65271607743 is a deficient number, since it is larger than the sum of its proper divisors (21757202585).

65271607743 is a wasteful number, since it uses less digits than its factorization.

65271607743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21757202584.

The product of its (nonzero) digits is 1481760, while the sum is 48.

The spelling of 65271607743 in words is "sixty-five billion, two hundred seventy-one million, six hundred seven thousand, seven hundred forty-three".