464902659221 has 48 divisors (see below), whose sum is σ = 628804326528. Its totient is φ = 333772358400.

The previous prime is 464902659217. The next prime is 464902659341. The reversal of 464902659221 is 122956209464.

It is not a de Polignac number, because 464902659221 - 2² = 464902659217 is a prime.

It is a super-2 number, since 2×464902659221² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 464902659221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464902659521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7007015 + ... + 7073051.

It is an arithmetic number, because the mean of its divisors is an integer number (13100090136).

Almost surely, 2^464902659221 is an apocalyptic number.

It is an amenable number.

464902659221 is a deficient number, since it is larger than the sum of its proper divisors (163901667307).

464902659221 is a wasteful number, since it uses less digits than its factorization.

464902659221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66622 (or 66609 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 464902659221 in words is "four hundred sixty-four billion, nine hundred two million, six hundred fifty-nine thousand, two hundred twenty-one".