4440454123402 has 48 divisors (see below), whose sum is σ = 7762017362400. Its totient is φ = 1898400477600.

The previous prime is 4440454123333. The next prime is 4440454123439. The reversal of 4440454123402 is 2043214540444.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2834749 + ... + 4112992.

It is an arithmetic number, because the mean of its divisors is an integer number (161708695050).

Almost surely, 2^{4440454123402} is an apocalyptic number.

4440454123402 is a deficient number, since it is larger than the sum of its proper divisors (3321563238998).

4440454123402 is a wasteful number, since it uses less digits than its factorization.

4440454123402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6947923 (or 6947912 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 37.

Adding to 4440454123402 its reverse (2043214540444), we get a palindrome (6483668663846).

The spelling of 4440454123402 in words is "four trillion, four hundred forty billion, four hundred fifty-four million, one hundred twenty-three thousand, four hundred two".