4064246499808 has 144 divisors (see below), whose sum is σ = 8938520125920. Its totient is φ = 1817357696000.

The previous prime is 4064246499779. The next prime is 4064246499809. The reversal of 4064246499808 is 8089946424604.

It is a super-2 number, since 2×4064246499808² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4064246499808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4064246499809) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126718398 + ... + 126750466.

It is an arithmetic number, because the mean of its divisors is an integer number (62073056430).

Almost surely, 2^{4064246499808} 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 4064246499808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4469260062960).

4064246499808 is an abundant number, since it is smaller than the sum of its proper divisors (4874273626112).

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

4064246499808 is a wasteful number, since it uses less digits than its factorization.

4064246499808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32633 (or 32614 counting only the distinct ones).

The product of its (nonzero) digits is 95551488, while the sum is 64.

The spelling of 4064246499808 in words is "four trillion, sixty-four billion, two hundred forty-six million, four hundred ninety-nine thousand, eight hundred eight".