65453239104 has 112 divisors (see below), whose sum is σ = 189051687936. Its totient is φ = 19820684800.

The previous prime is 65453239067. The next prime is 65453239121. The reversal of 65453239104 is 40193235456.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 3308089 + ... + 3327815.

Almost surely, 2^65453239104 is an apocalyptic number.

65453239104 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65453239104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94525843968).

65453239104 is an abundant number, since it is smaller than the sum of its proper divisors (123598448832).

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

65453239104 is a wasteful number, since it uses less digits than its factorization.

65453239104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21324 (or 21314 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 65453239104 in words is "sixty-five billion, four hundred fifty-three million, two hundred thirty-nine thousand, one hundred four".