65152715 has 4 divisors (see below), whose sum is σ = 78183264. Its totient is φ = 52122168.

The previous prime is 65152673. The next prime is 65152733. The reversal of 65152715 is 51725156.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65152715 - 2¹² = 65148619 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6515267 + ... + 6515276.

It is an arithmetic number, because the mean of its divisors is an integer number (19545816).

Almost surely, 2^65152715 is an apocalyptic number.

65152715 is a deficient number, since it is larger than the sum of its proper divisors (13030549).

65152715 is a wasteful number, since it uses less digits than its factorization.

65152715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13030548.

The product of its digits is 10500, while the sum is 32.

The square root of 65152715 is about 8071.7231741432. The cubic root of 65152715 is about 402.3872142613.

The spelling of 65152715 in words is "sixty-five million, one hundred fifty-two thousand, seven hundred fifteen".