65006572146 has 32 divisors (see below), whose sum is σ = 142806205440. Its totient is φ = 19635851664.

The previous prime is 65006572139. The next prime is 65006572151. The reversal of 65006572146 is 64127560056.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 65006572098 and 65006572107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12393750 + ... + 12398993.

It is an arithmetic number, because the mean of its divisors is an integer number (4462693920).

Almost surely, 2^65006572146 is an apocalyptic number.

65006572146 is an abundant number, since it is smaller than the sum of its proper divisors (77799633294).

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

65006572146 is a wasteful number, since it uses less digits than its factorization.

65006572146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24792790.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 65006572146 in words is "sixty-five billion, six million, five hundred seventy-two thousand, one hundred forty-six".