464343217947 has 96 divisors (see below), whose sum is σ = 814834425600. Its totient is φ = 260507632896.

The previous prime is 464343217913. The next prime is 464343217979. The reversal of 464343217947 is 749712343464.

It is a happy number.

464343217947 is a `hidden beast` number, since 4 + 6 + 434 + 32 + 179 + 4 + 7 = 666.

It is not a de Polignac number, because 464343217947 - 2¹⁴ = 464343201563 is a prime.

It is a super-2 number, since 2×464343217947² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 464343217893 and 464343217902.

It is not an unprimeable number, because it can be changed into a prime (464343217447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 68920963 + ... + 68927699.

It is an arithmetic number, because the mean of its divisors is an integer number (8487858600).

Almost surely, 2^464343217947 is an apocalyptic number.

464343217947 is a deficient number, since it is larger than the sum of its proper divisors (350491207653).

464343217947 is a wasteful number, since it uses less digits than its factorization.

464343217947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7702 (or 7689 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 54.

The spelling of 464343217947 in words is "four hundred sixty-four billion, three hundred forty-three million, two hundred seventeen thousand, nine hundred forty-seven".