65246467552 has 96 divisors (see below), whose sum is σ = 154993063680. Its totient is φ = 26411857920.

The previous prime is 65246467549. The next prime is 65246467579. The reversal of 65246467552 is 25576464256.

It is a self number, because there is not a number n which added to its sum of digits gives 65246467552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1411527 + ... + 1457017.

It is an arithmetic number, because the mean of its divisors is an integer number (1614511080).

Almost surely, 2^65246467552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65246467552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77496531840).

65246467552 is an abundant number, since it is smaller than the sum of its proper divisors (89746596128).

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

65246467552 is a wasteful number, since it uses less digits than its factorization.

65246467552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45864 (or 45856 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 52.

The spelling of 65246467552 in words is "sixty-five billion, two hundred forty-six million, four hundred sixty-seven thousand, five hundred fifty-two".