464144542672 has 20 divisors (see below), whose sum is σ = 906144788736. Its totient is φ = 230300726240.

The previous prime is 464144542649. The next prime is 464144542681. The reversal of 464144542672 is 276245441464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110719408 + ... + 110723599.

Almost surely, 2^464144542672 is an apocalyptic number.

It is an amenable number.

464144542672 is a deficient number, since it is larger than the sum of its proper divisors (442000246064).

464144542672 is a wasteful number, since it uses less digits than its factorization.

464144542672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221443146 (or 221443140 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 49.

The spelling of 464144542672 in words is "four hundred sixty-four billion, one hundred forty-four million, five hundred forty-two thousand, six hundred seventy-two".