65064494380 has 24 divisors (see below), whose sum is σ = 142576110432. Its totient is φ = 24894241152.

The previous prime is 65064494371. The next prime is 65064494437. The reversal of 65064494380 is 8349446056.

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 7 ways as a sum of consecutive naturals, for example, 70721817 + ... + 70722736.

It is an arithmetic number, because the mean of its divisors is an integer number (5940671268).

Almost surely, 2^65064494380 is an apocalyptic number.

It is an amenable number.

65064494380 is an abundant number, since it is smaller than the sum of its proper divisors (77511616052).

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

65064494380 is a wasteful number, since it uses less digits than its factorization.

65064494380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141444585 (or 141444583 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 65064494380 in words is "sixty-five billion, sixty-four million, four hundred ninety-four thousand, three hundred eighty".