240630543664 has 80 divisors (see below), whose sum is σ = 561067264000. Its totient is φ = 97664942592.

The previous prime is 240630543623. The next prime is 240630543667. The reversal of 240630543664 is 466345036042.

It is a happy number.

It is a super-3 number, since 3×240630543664³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 240630543664.

It is not an unprimeable number, because it can be changed into a prime (240630543667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6469729 + ... + 6506815.

It is an arithmetic number, because the mean of its divisors is an integer number (7013340800).

Almost surely, 2^240630543664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240630543664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280533632000).

240630543664 is an abundant number, since it is smaller than the sum of its proper divisors (320436720336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240630543664 is a wasteful number, since it uses less digits than its factorization.

240630543664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40170 (or 40164 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 43.

The spelling of 240630543664 in words is "two hundred forty billion, six hundred thirty million, five hundred forty-three thousand, six hundred sixty-four".