10202002434 has 128 divisors (see below), whose sum is σ = 24886874880. Its totient is φ = 3078922752.

The previous prime is 10202002403. The next prime is 10202002463. The reversal of 10202002434 is 43420020201.

10202002434 is a `hidden beast` number, since 10 + 20 + 200 + 2 + 434 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11632404 + ... + 11633280.

It is an arithmetic number, because the mean of its divisors is an integer number (194428710).

Almost surely, 2^10202002434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10202002434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12443437440).

10202002434 is an abundant number, since it is smaller than the sum of its proper divisors (14684872446).

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

10202002434 is a wasteful number, since it uses less digits than its factorization.

10202002434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201 (or 1195 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 10202002434 its reverse (43420020201), we get a palindrome (53622022635).

The spelling of 10202002434 in words is "ten billion, two hundred two million, two thousand, four hundred thirty-four".