65513211152 has 20 divisors (see below), whose sum is σ = 131026423296. Its totient is φ = 31699940640.

The previous prime is 65513211149. The next prime is 65513211191. The reversal of 65513211152 is 25111231556.

65513211152 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66041048 + ... + 66042039.

Almost surely, 2^65513211152 is an apocalyptic number.

65513211152 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

65513211152 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

65513211152 is a wasteful number, since it uses less digits than its factorization.

65513211152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132083126 (or 132083120 counting only the distinct ones).

The product of its digits is 9000, while the sum is 32.

The spelling of 65513211152 in words is "sixty-five billion, five hundred thirteen million, two hundred eleven thousand, one hundred fifty-two".