402242041300 has 72 divisors (see below), whose sum is σ = 952822265472. Its totient is φ = 146176800000.

The previous prime is 402242041291. The next prime is 402242041309. The reversal of 402242041300 is 3140242204.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (402242041291) and next prime (402242041309).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402242041309) 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, 1625800 + ... + 1856800.

It is an arithmetic number, because the mean of its divisors is an integer number (13233642576).

Almost surely, 2^402242041300 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 402242041300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (476411132736).

402242041300 is an abundant number, since it is smaller than the sum of its proper divisors (550580224172).

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

402242041300 is a wasteful number, since it uses less digits than its factorization.

402242041300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232609 (or 232602 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 402242041300 its reverse (3140242204), we get a palindrome (405382283504).

The spelling of 402242041300 in words is "four hundred two billion, two hundred forty-two million, forty-one thousand, three hundred".