340638832650 has 48 divisors (see below), whose sum is σ = 847449357984. Its totient is φ = 90550457280.

The previous prime is 340638832619. The next prime is 340638832693. The reversal of 340638832650 is 56238836043.

It is a self number, because there is not a number n which added to its sum of digits gives 340638832650.

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 23 ways as a sum of consecutive naturals, for example, 3534352 + ... + 3629451.

It is an arithmetic number, because the mean of its divisors is an integer number (17655194958).

Almost surely, 2^340638832650 is an apocalyptic number.

340638832650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

340638832650 is an abundant number, since it is smaller than the sum of its proper divisors (506810525334).

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

340638832650 is a wasteful number, since it uses less digits than its factorization.

340638832650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7164135 (or 7164130 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 340638832650 in words is "three hundred forty billion, six hundred thirty-eight million, eight hundred thirty-two thousand, six hundred fifty".