402334102342444 has 24 divisors (see below), whose sum is σ = 707766304896000. Its totient is φ = 200115568121040.

The previous prime is 402334102342439. The next prime is 402334102342481. The reversal of 402334102342444 is 444243201433204.

It is a junction number, because it is equal to n+sod(n) for n = 402334102342397 and 402334102342406.

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, 47326684 + ... + 55176835.

It is an arithmetic number, because the mean of its divisors is an integer number (29490262704000).

Almost surely, 2^{402334102342444} is an apocalyptic number.

It is an amenable number.

402334102342444 is a deficient number, since it is larger than the sum of its proper divisors (305432202553556).

402334102342444 is a wasteful number, since it uses less digits than its factorization.

402334102342444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102508653 (or 102508651 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 402334102342444 its reverse (444243201433204), we get a palindrome (846577303775648).

The spelling of 402334102342444 in words is "four hundred two trillion, three hundred thirty-four billion, one hundred two million, three hundred forty-two thousand, four hundred forty-four".