402144332102 has 8 divisors (see below), whose sum is σ = 603707320800. Its totient is φ = 200908558504.

The previous prime is 402144332069. The next prime is 402144332113. The reversal of 402144332102 is 201233441204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81800702 + ... + 81805617.

It is an arithmetic number, because the mean of its divisors is an integer number (75463415100).

Almost surely, 2^402144332102 is an apocalyptic number.

402144332102 is a deficient number, since it is larger than the sum of its proper divisors (201562988698).

402144332102 is a wasteful number, since it uses less digits than its factorization.

402144332102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163607550.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 402144332102 its reverse (201233441204), we get a palindrome (603377773306).

The spelling of 402144332102 in words is "four hundred two billion, one hundred forty-four million, three hundred thirty-two thousand, one hundred two".