1423310344402 has 128 divisors (see below), whose sum is σ = 2489190912000. Its totient is φ = 606026603520.

The previous prime is 1423310344301. The next prime is 1423310344411. The reversal of 1423310344402 is 2044430133241.

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 63 ways as a sum of consecutive naturals, for example, 337996077 + ... + 338000287.

It is an arithmetic number, because the mean of its divisors is an integer number (19446804000).

Almost surely, 2^{1423310344402} is an apocalyptic number.

1423310344402 is a deficient number, since it is larger than the sum of its proper divisors (1065880567598).

1423310344402 is a wasteful number, since it uses less digits than its factorization.

1423310344402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1423310344402 its reverse (2044430133241), we get a palindrome (3467740477643).

The spelling of 1423310344402 in words is "one trillion, four hundred twenty-three billion, three hundred ten million, three hundred forty-four thousand, four hundred two".