65225564610 has 32 divisors (see below), whose sum is σ = 156593734272. Its totient is φ = 17387664000.

The previous prime is 65225564561. The next prime is 65225564617. The reversal of 65225564610 is 1646552256.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (65225564617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272214 + ... + 452273.

It is an arithmetic number, because the mean of its divisors is an integer number (4893554196).

Almost surely, 2^65225564610 is an apocalyptic number.

65225564610 is an abundant number, since it is smaller than the sum of its proper divisors (91368169662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65225564610 is a wasteful number, since it uses less digits than its factorization.

65225564610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727498.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 65225564610 in words is "sixty-five billion, two hundred twenty-five million, five hundred sixty-four thousand, six hundred ten".