402434311030 has 32 divisors (see below), whose sum is σ = 731201832000. Its totient is φ = 159465220992.

The previous prime is 402434310997. The next prime is 402434311049. The reversal of 402434311030 is 30113434204.

It is a junction number, because it is equal to n+sod(n) for n = 402434310986 and 402434311004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14164 + ... + 897256.

It is an arithmetic number, because the mean of its divisors is an integer number (22850057250).

Almost surely, 2^402434311030 is an apocalyptic number.

402434311030 is a deficient number, since it is larger than the sum of its proper divisors (328767520970).

402434311030 is a wasteful number, since it uses less digits than its factorization.

402434311030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883528.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 402434311030 its reverse (30113434204), we get a palindrome (432547745234).

The spelling of 402434311030 in words is "four hundred two billion, four hundred thirty-four million, three hundred eleven thousand, thirty".