402133240244 has 12 divisors (see below), whose sum is σ = 703760119524. Its totient is φ = 201058920384.

The previous prime is 402133240241. The next prime is 402133240259. The reversal of 402133240244 is 442042331204.

It can be written as a sum of positive squares in 2 ways, for example, as 382529880100 + 19603360144 = 618490^2 + 140012^2 .

It is a super-3 number, since 3×402133240244³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402133240241) 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, 1806617 + ... + 2016960.

It is an arithmetic number, because the mean of its divisors is an integer number (58646676627).

Almost surely, 2^402133240244 is an apocalyptic number.

It is an amenable number.

402133240244 is a deficient number, since it is larger than the sum of its proper divisors (301626879280).

402133240244 is a wasteful number, since it uses less digits than its factorization.

402133240244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849874 (or 3849872 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 402133240244 its reverse (442042331204), we get a palindrome (844175571448).

The spelling of 402133240244 in words is "four hundred two billion, one hundred thirty-three million, two hundred forty thousand, two hundred forty-four".