1440422433402 has 8 divisors (see below), whose sum is σ = 2880844866816. Its totient is φ = 480140811132.

The previous prime is 1440422433389. The next prime is 1440422433403. The reversal of 1440422433402 is 2043342240441.

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

1440422433402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1440422433403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120035202778 + ... + 120035202789.

It is an arithmetic number, because the mean of its divisors is an integer number (360105608352).

Almost surely, 2^{1440422433402} is an apocalyptic number.

1440422433402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1440422433402 is a wasteful number, since it uses less digits than its factorization.

1440422433402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240070405572.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 1440422433402 its reverse (2043342240441), we get a palindrome (3483764673843).

The spelling of 1440422433402 in words is "one trillion, four hundred forty billion, four hundred twenty-two million, four hundred thirty-three thousand, four hundred two".