65277125 has 32 divisors (see below), whose sum is σ = 85542912. Its totient is φ = 49680000.

The previous prime is 65277109. The next prime is 65277131. The reversal of 65277125 is 52177256.

It is a happy number.

It is not a de Polignac number, because 65277125 - 2⁴ = 65277109 is a prime.

It is a super-2 number, since 2×65277125² = 8522206096531250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240740 + ... + 241010.

It is an arithmetic number, because the mean of its divisors is an integer number (2673216).

Almost surely, 2^65277125 is an apocalyptic number.

It is an amenable number.

65277125 is a deficient number, since it is larger than the sum of its proper divisors (20265787).

65277125 is a wasteful number, since it uses less digits than its factorization.

65277125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 364 counting only the distinct ones).

The product of its digits is 29400, while the sum is 35.

The square root of 65277125 is about 8079.4260315941. The cubic root of 65277125 is about 402.6431727073.

It can be divided in two parts, 652 and 77125, that added together give a palindrome (77777).

The spelling of 65277125 in words is "sixty-five million, two hundred seventy-seven thousand, one hundred twenty-five".