464650832144 has 20 divisors (see below), whose sum is σ = 901253585424. Its totient is φ = 232069261728.

The previous prime is 464650832143. The next prime is 464650832167. The reversal of 464650832144 is 441238056464.

It is a happy number.

It is a super-2 number, since 2×464650832144² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (464650832141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15994682 + ... + 16023705.

Almost surely, 2^464650832144 is an apocalyptic number.

It is an amenable number.

464650832144 is a deficient number, since it is larger than the sum of its proper divisors (436602753280).

464650832144 is a wasteful number, since it uses less digits than its factorization.

464650832144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32019302 (or 32019296 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 47.

The spelling of 464650832144 in words is "four hundred sixty-four billion, six hundred fifty million, eight hundred thirty-two thousand, one hundred forty-four".