65527252405 has 8 divisors (see below), whose sum is σ = 78648614784. Its totient is φ = 52411194000.

The previous prime is 65527252391. The next prime is 65527252487. The reversal of 65527252405 is 50425272556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65527252405 - 2⁷ = 65527252277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1298761 + ... + 1348270.

It is an arithmetic number, because the mean of its divisors is an integer number (9831076848).

Almost surely, 2^65527252405 is an apocalyptic number.

It is an amenable number.

65527252405 is a deficient number, since it is larger than the sum of its proper divisors (13121362379).

65527252405 is a wasteful number, since it uses less digits than its factorization.

65527252405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2651987.

The product of its (nonzero) digits is 840000, while the sum is 43.

The spelling of 65527252405 in words is "sixty-five billion, five hundred twenty-seven million, two hundred fifty-two thousand, four hundred five".