64322551610506 has 16 divisors (see below), whose sum is σ = 110269636392960. Its totient is φ = 27566206567920.

The previous prime is 64322551610497. The next prime is 64322551610533. The reversal of 64322551610506 is 60501615522346.

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, 49440330 + ... + 50724661.

It is an arithmetic number, because the mean of its divisors is an integer number (6891852274560).

Almost surely, 2^{64322551610506} is an apocalyptic number.

64322551610506 is a deficient number, since it is larger than the sum of its proper divisors (45947084782454).

64322551610506 is a wasteful number, since it uses less digits than its factorization.

64322551610506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100210869.

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 64322551610506 in words is "sixty-four trillion, three hundred twenty-two billion, five hundred fifty-one million, six hundred ten thousand, five hundred six".