65425367747 has 4 divisors (see below), whose sum is σ = 66817396896. Its totient is φ = 64033338600.

The previous prime is 65425367743. The next prime is 65425367767. The reversal of 65425367747 is 74776352456.

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 65425367747 - 2² = 65425367743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65425367692 and 65425367701.

It is not an unprimeable number, because it can be changed into a prime (65425367741) 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, 696014504 + ... + 696014597.

It is an arithmetic number, because the mean of its divisors is an integer number (16704349224).

Almost surely, 2^65425367747 is an apocalyptic number.

65425367747 is a deficient number, since it is larger than the sum of its proper divisors (1392029149).

65425367747 is a wasteful number, since it uses less digits than its factorization.

65425367747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392029148.

The product of its digits is 29635200, while the sum is 56.

The spelling of 65425367747 in words is "sixty-five billion, four hundred twenty-five million, three hundred sixty-seven thousand, seven hundred forty-seven".