65925969255 has 24 divisors (see below), whose sum is σ = 118503966672. Its totient is φ = 35160516288.

The previous prime is 65925969211. The next prime is 65925969257. The reversal of 65925969255 is 55296952956.

It is not a de Polignac number, because 65925969255 - 2¹⁰ = 65925968231 is a prime.

It is a super-2 number, since 2×65925969255² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 65925969192 and 65925969201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65925969257) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27128814 + ... + 27131243.

It is an arithmetic number, because the mean of its divisors is an integer number (4937665278).

Almost surely, 2^65925969255 is an apocalyptic number.

65925969255 is a deficient number, since it is larger than the sum of its proper divisors (52577997417).

65925969255 is an equidigital number, since it uses as much as digits as its factorization.

65925969255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54260077 (or 54260065 counting only the distinct ones).

The product of its digits is 65610000, while the sum is 63.

The spelling of 65925969255 in words is "sixty-five billion, nine hundred twenty-five million, nine hundred sixty-nine thousand, two hundred fifty-five".