65140604156 has 6 divisors (see below), whose sum is σ = 113996057280. Its totient is φ = 32570302076.

The previous prime is 65140604129. The next prime is 65140604171.

It is a happy number.

65140604156 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8142575516 + ... + 8142575523.

It is an arithmetic number, because the mean of its divisors is an integer number (18999342880).

Almost surely, 2^65140604156 is an apocalyptic number.

It is an amenable number.

65140604156 is a deficient number, since it is larger than the sum of its proper divisors (48855453124).

65140604156 is a wasteful number, since it uses less digits than its factorization.

65140604156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16285151043 (or 16285151041 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 65140604156 in words is "sixty-five billion, one hundred forty million, six hundred four thousand, one hundred fifty-six".