65610330478 has 16 divisors (see below), whose sum is σ = 122699839104. Its totient is φ = 25562466360.

The previous prime is 65610330413. The next prime is 65610330479. The reversal of 65610330478 is 87403301656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65610330479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213020400 + ... + 213020707.

It is an arithmetic number, because the mean of its divisors is an integer number (7668739944).

Almost surely, 2^65610330478 is an apocalyptic number.

65610330478 is a deficient number, since it is larger than the sum of its proper divisors (57089508626).

65610330478 is a wasteful number, since it uses less digits than its factorization.

65610330478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426041127.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 65610330478 in words is "sixty-five billion, six hundred ten million, three hundred thirty thousand, four hundred seventy-eight".