65244051 has 6 divisors (see below), whose sum is σ = 94241420. Its totient is φ = 43496028.

The previous prime is 65244017. The next prime is 65244083. The reversal of 65244051 is 15044256.

65244051 is a `hidden beast` number, since 652 + 4 + 4 + 0 + 5 + 1 = 666.

It is not a de Polignac number, because 65244051 - 2⁹ = 65243539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65244001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3624661 + ... + 3624678.

Almost surely, 2^65244051 is an apocalyptic number.

65244051 is a deficient number, since it is larger than the sum of its proper divisors (28997369).

65244051 is a wasteful number, since it uses less digits than its factorization.

65244051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7249345 (or 7249342 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 65244051 is about 8077.3789684526. The cubic root of 65244051 is about 402.5751587333.

The spelling of 65244051 in words is "sixty-five million, two hundred forty-four thousand, fifty-one".