65675322944 has 84 divisors (see below), whose sum is σ = 163713517632. Its totient is φ = 25587767040.

The previous prime is 65675322941. The next prime is 65675322971. The reversal of 65675322944 is 44922357656.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (65675322941) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 551564 + ... + 659979.

It is an arithmetic number, because the mean of its divisors is an integer number (1948970448).

Almost surely, 2^65675322944 is an apocalyptic number.

65675322944 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

65675322944 is an abundant number, since it is smaller than the sum of its proper divisors (98038194688).

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

65675322944 is a wasteful number, since it uses less digits than its factorization.

65675322944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211584 (or 1211563 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 53.

The spelling of 65675322944 in words is "sixty-five billion, six hundred seventy-five million, three hundred twenty-two thousand, nine hundred forty-four".