4006643231310 has 32 divisors (see below), whose sum is σ = 9634400498592. Its totient is φ = 1066387445760.

The previous prime is 4006643231309. The next prime is 4006643231351. The reversal of 4006643231310 is 131323466004.

It is a super-2 number, since 2×4006643231310² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128155939 + ... + 128187198.

It is an arithmetic number, because the mean of its divisors is an integer number (301075015581).

Almost surely, 2^{4006643231310} is an apocalyptic number.

4006643231310 is an abundant number, since it is smaller than the sum of its proper divisors (5627757267282).

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

4006643231310 is a wasteful number, since it uses less digits than its factorization.

4006643231310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256343668.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 4006643231310 its reverse (131323466004), we get a palindrome (4137966697314).

The spelling of 4006643231310 in words is "four trillion, six billion, six hundred forty-three million, two hundred thirty-one thousand, three hundred ten".