464352061221 has 12 divisors (see below), whose sum is σ = 682099073760. Its totient is φ = 304321124520.

The previous prime is 464352061109. The next prime is 464352061231. The reversal of 464352061221 is 122160253464.

464352061221 is a `hidden beast` number, since 4 + 6 + 4 + 3 + 520 + 6 + 122 + 1 = 666.

It is not a de Polignac number, because 464352061221 - 2¹⁹ = 464351536933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464352061231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 437242465 + ... + 437243526.

It is an arithmetic number, because the mean of its divisors is an integer number (56841589480).

Almost surely, 2^464352061221 is an apocalyptic number.

It is an amenable number.

464352061221 is a deficient number, since it is larger than the sum of its proper divisors (217747012539).

464352061221 is a wasteful number, since it uses less digits than its factorization.

464352061221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874486056 (or 874486053 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 464352061221 in words is "four hundred sixty-four billion, three hundred fifty-two million, sixty-one thousand, two hundred twenty-one".