32304035640 has 32 divisors (see below), whose sum is σ = 96912107280. Its totient is φ = 8614409472.

The previous prime is 32304035623. The next prime is 32304035683. The reversal of 32304035640 is 4653040323.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 32304035598 and 32304035607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134600029 + ... + 134600268.

Almost surely, 2^32304035640 is an apocalyptic number.

32304035640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32304035640 is an abundant number, since it is smaller than the sum of its proper divisors (64608071640).

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

32304035640 is a wasteful number, since it uses less digits than its factorization.

32304035640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269200311 (or 269200307 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 32304035640 its reverse (4653040323), we get a palindrome (36957075963).

The spelling of 32304035640 in words is "thirty-two billion, three hundred four million, thirty-five thousand, six hundred forty".