63807326340 has 96 divisors (see below), whose sum is σ = 186483306240. Its totient is φ = 16270695936.

The previous prime is 63807326333. The next prime is 63807326353. The reversal of 63807326340 is 4362370836.

It is a junction number, because it is equal to n+sod(n) for n = 63807326292 and 63807326301.

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 31 ways as a sum of consecutive naturals, for example, 8813202 + ... + 8820438.

It is an arithmetic number, because the mean of its divisors is an integer number (1942534440).

Almost surely, 2^63807326340 is an apocalyptic number.

63807326340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63807326340 is an abundant number, since it is smaller than the sum of its proper divisors (122675979900).

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

63807326340 is a wasteful number, since it uses less digits than its factorization.

63807326340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13661 (or 13659 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 63807326340 in words is "sixty-three billion, eight hundred seven million, three hundred twenty-six thousand, three hundred forty".