322755875666 has 32 divisors (see below), whose sum is σ = 572428080000. Its totient is φ = 133541759232.

The previous prime is 322755875639. The next prime is 322755875693. The reversal of 322755875666 is 666578557223.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (322755875639) and next prime (322755875693).

It is a junction number, because it is equal to n+sod(n) for n = 322755875599 and 322755875608.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5287850 + ... + 5348538.

It is an arithmetic number, because the mean of its divisors is an integer number (17888377500).

Almost surely, 2^322755875666 is an apocalyptic number.

322755875666 is a deficient number, since it is larger than the sum of its proper divisors (249672204334).

322755875666 is a wasteful number, since it uses less digits than its factorization.

322755875666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73826.

The product of its digits is 127008000, while the sum is 62.

The spelling of 322755875666 in words is "three hundred twenty-two billion, seven hundred fifty-five million, eight hundred seventy-five thousand, six hundred sixty-six".