65702031425 has 6 divisors (see below), whose sum is σ = 81470518998. Its totient is φ = 52561625120.

The previous prime is 65702031413. The next prime is 65702031487. The reversal of 65702031425 is 52413020756.

It can be written as a sum of positive squares in 3 ways, for example, as 807525889 + 64894505536 = 28417^2 + 254744^2 .

It is not a de Polignac number, because 65702031425 - 2¹⁸ = 65701769281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1314040604 + ... + 1314040653.

It is an arithmetic number, because the mean of its divisors is an integer number (13578419833).

Almost surely, 2^65702031425 is an apocalyptic number.

It is an amenable number.

65702031425 is a deficient number, since it is larger than the sum of its proper divisors (15768487573).

65702031425 is a wasteful number, since it uses less digits than its factorization.

65702031425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628081267 (or 2628081262 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 65702031425 in words is "sixty-five billion, seven hundred two million, thirty-one thousand, four hundred twenty-five".