464636205777222 has 48 divisors (see below), whose sum is σ = 1007069023950912. Its totient is φ = 154823780142720.

The previous prime is 464636205777199. The next prime is 464636205777269. The reversal of 464636205777222 is 222777502636464.

464636205777222 is a `hidden beast` number, since 4 + 6 + 4 + 6 + 36 + 2 + 0 + 577 + 7 + 2 + 22 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 464636205777222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1037473368 + ... + 1037921124.

It is an arithmetic number, because the mean of its divisors is an integer number (20980604665644).

Almost surely, 2^{464636205777222} is an apocalyptic number.

464636205777222 is an abundant number, since it is smaller than the sum of its proper divisors (542432818173690).

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

464636205777222 is a wasteful number, since it uses less digits than its factorization.

464636205777222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468093 (or 468090 counting only the distinct ones).

The product of its (nonzero) digits is 284497920, while the sum is 63.

The spelling of 464636205777222 in words is "four hundred sixty-four trillion, six hundred thirty-six billion, two hundred five million, seven hundred seventy-seven thousand, two hundred twenty-two".