65416425 has 24 divisors (see below), whose sum is σ = 114519456. Its totient is φ = 32835840.

The previous prime is 65416423. The next prime is 65416441. The reversal of 65416425 is 52461456.

It is not a de Polignac number, because 65416425 - 2¹ = 65416423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65416423) 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, 24379 + ... + 26928.

It is an arithmetic number, because the mean of its divisors is an integer number (4771644).

Almost surely, 2^65416425 is an apocalyptic number.

It is an amenable number.

65416425 is a deficient number, since it is larger than the sum of its proper divisors (49103031).

65416425 is a wasteful number, since it uses less digits than its factorization.

65416425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51337 (or 51332 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 65416425 is about 8088.0420992970. The cubic root of 65416425 is about 402.9293798801.

The spelling of 65416425 in words is "sixty-five million, four hundred sixteen thousand, four hundred twenty-five".