1402120363446 has 192 divisors, whose sum is σ = 3606038631936. Its totient is φ = 388851840000.

The previous prime is 1402120363387. The next prime is 1402120363451. The reversal of 1402120363446 is 6443630212041.

1402120363446 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 1 + 203 + 6 + 3 + 446 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1402120363446.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 404884311 + ... + 404887773.

It is an arithmetic number, because the mean of its divisors is an integer number (18781451208).

Almost surely, 2^{1402120363446} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402120363446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1803019315968).

1402120363446 is an abundant number, since it is smaller than the sum of its proper divisors (2203918268490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1402120363446 is a wasteful number, since it uses less digits than its factorization.

1402120363446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6787 (or 6784 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 1402120363446 its reverse (6443630212041), we get a palindrome (7845750575487).

The spelling of 1402120363446 in words is "one trillion, four hundred two billion, one hundred twenty million, three hundred sixty-three thousand, four hundred forty-six".