1406451644014 has 4 divisors (see below), whose sum is σ = 2109677466024. Its totient is φ = 703225822006.

The previous prime is 1406451644011. The next prime is 1406451644083. The reversal of 1406451644014 is 4104461546041.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406451644011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 351612911002 + ... + 351612911005.

It is an arithmetic number, because the mean of its divisors is an integer number (527419366506).

Almost surely, 2^{1406451644014} is an apocalyptic number.

1406451644014 is a deficient number, since it is larger than the sum of its proper divisors (703225822010).

1406451644014 is an equidigital number, since it uses as much as digits as its factorization.

1406451644014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703225822009.

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 1406451644014 in words is "one trillion, four hundred six billion, four hundred fifty-one million, six hundred forty-four thousand, fourteen".