464613581861 has 8 divisors (see below), whose sum is σ = 545839732704. Its totient is φ = 389885523120.

The previous prime is 464613581857. The next prime is 464613581897. The reversal of 464613581861 is 168185316464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 464613581861 - 2² = 464613581857 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464613580861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1624522871 + ... + 1624523156.

It is an arithmetic number, because the mean of its divisors is an integer number (68229966588).

Almost surely, 2^464613581861 is an apocalyptic number.

It is an amenable number.

464613581861 is a deficient number, since it is larger than the sum of its proper divisors (81226150843).

464613581861 is a wasteful number, since it uses less digits than its factorization.

464613581861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249046051.

The product of its digits is 3317760, while the sum is 53.

The spelling of 464613581861 in words is "four hundred sixty-four billion, six hundred thirteen million, five hundred eighty-one thousand, eight hundred sixty-one".