402234132434 has 16 divisors (see below), whose sum is σ = 604989005400. Its totient is φ = 200571279744.

The previous prime is 402234132359. The next prime is 402234132451. The reversal of 402234132434 is 434231432204.

It can be written as a sum of positive squares in 4 ways, for example, as 385411264225 + 16822868209 = 620815^2 + 129703^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 402234132434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6026654 + ... + 6093030.

Almost surely, 2^402234132434 is an apocalyptic number.

402234132434 is a deficient number, since it is larger than the sum of its proper divisors (202754872966).

402234132434 is a wasteful number, since it uses less digits than its factorization.

402234132434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74557.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 402234132434 its reverse (434231432204), we get a palindrome (836465564638).

The spelling of 402234132434 in words is "four hundred two billion, two hundred thirty-four million, one hundred thirty-two thousand, four hundred thirty-four".