4646145207222 has 24 divisors (see below), whose sum is σ = 10092931640064. Its totient is φ = 1544671424304.

The previous prime is 4646145207203. The next prime is 4646145207281. The reversal of 4646145207222 is 2227025416464.

4646145207222 is a `hidden beast` number, since 4 + 6 + 4 + 614 + 5 + 2 + 0 + 7 + 2 + 22 = 666.

It is a super-2 number, since 2×4646145207222² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336963313 + ... + 336977100.

It is an arithmetic number, because the mean of its divisors is an integer number (420538818336).

Almost surely, 2^{4646145207222} is an apocalyptic number.

4646145207222 is an abundant number, since it is smaller than the sum of its proper divisors (5446786432842).

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

4646145207222 is a wasteful number, since it uses less digits than its factorization.

4646145207222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673940804 (or 673940801 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The spelling of 4646145207222 in words is "four trillion, six hundred forty-six billion, one hundred forty-five million, two hundred seven thousand, two hundred twenty-two".