402443301434 has 16 divisors (see below), whose sum is σ = 607305323520. Its totient is φ = 200008772400.

The previous prime is 402443301419. The next prime is 402443301437. The reversal of 402443301434 is 434103344204.

It is a super-2 number, since 2×402443301434² (a number of 24 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 402443301434.

It is not an unprimeable number, because it can be changed into a prime (402443301437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1268759 + ... + 1553909.

It is an arithmetic number, because the mean of its divisors is an integer number (37956582720).

Almost surely, 2^402443301434 is an apocalyptic number.

402443301434 is a deficient number, since it is larger than the sum of its proper divisors (204862022086).

402443301434 is a wasteful number, since it uses less digits than its factorization.

402443301434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289405.

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

Adding to 402443301434 its reverse (434103344204), we get a palindrome (836546645638).

The spelling of 402443301434 in words is "four hundred two billion, four hundred forty-three million, three hundred one thousand, four hundred thirty-four".