200402041424 has 60 divisors (see below), whose sum is σ = 421544019456. Its totient is φ = 92251276416.

The previous prime is 200402041423. The next prime is 200402041439. The reversal of 200402041424 is 424140204002.

It is a super-2 number, since 2×200402041424² (a number of 23 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 200402041424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200402041423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 938879 + ... + 1132385.

Almost surely, 2^200402041424 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 200402041424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210772009728).

200402041424 is an abundant number, since it is smaller than the sum of its proper divisors (221141978032).

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

200402041424 is a wasteful number, since it uses less digits than its factorization.

200402041424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193924 (or 193905 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 200402041424 its reverse (424140204002), we get a palindrome (624542245426).

The spelling of 200402041424 in words is "two hundred billion, four hundred two million, forty-one thousand, four hundred twenty-four".