434412303402 has 256 divisors, whose sum is σ = 1174387507200. Its totient is φ = 103666483200.

The previous prime is 434412303389. The next prime is 434412303439. The reversal of 434412303402 is 204303214434.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 434412303402.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 165741652 + ... + 165744272.

It is an arithmetic number, because the mean of its divisors is an integer number (4587451200).

Almost surely, 2^434412303402 is an apocalyptic number.

434412303402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 434412303402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587193753600).

434412303402 is an abundant number, since it is smaller than the sum of its proper divisors (739975203798).

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

434412303402 is a wasteful number, since it uses less digits than its factorization.

434412303402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 434412303402 its reverse (204303214434), we get a palindrome (638715517836).

The spelling of 434412303402 in words is "four hundred thirty-four billion, four hundred twelve million, three hundred three thousand, four hundred two".