64322787932 has 24 divisors (see below), whose sum is σ = 123802948416. Its totient is φ = 29055791808.

The previous prime is 64322787917. The next prime is 64322787983. The reversal of 64322787932 is 23978722346.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13156883 + ... + 13161770.

It is an arithmetic number, because the mean of its divisors is an integer number (5158456184).

Almost surely, 2^64322787932 is an apocalyptic number.

It is an amenable number.

64322787932 is a deficient number, since it is larger than the sum of its proper divisors (59480160484).

64322787932 is a wasteful number, since it uses less digits than its factorization.

64322787932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26318717 (or 26318715 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 53.

The spelling of 64322787932 in words is "sixty-four billion, three hundred twenty-two million, seven hundred eighty-seven thousand, nine hundred thirty-two".