1408738320854 has 16 divisors (see below), whose sum is σ = 2153021562720. Its totient is φ = 691065011520.

The previous prime is 1408738320839. The next prime is 1408738320859. The reversal of 1408738320854 is 4580238378041.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a junction number, because it is equal to n+sod(n) for n = 1408738320796 and 1408738320805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1408738320859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6644762 + ... + 6853490.

It is an arithmetic number, because the mean of its divisors is an integer number (134563847670).

Almost surely, 2^{1408738320854} is an apocalyptic number.

1408738320854 is a deficient number, since it is larger than the sum of its proper divisors (744283241866).

1408738320854 is a wasteful number, since it uses less digits than its factorization.

1408738320854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272455.

The product of its (nonzero) digits is 5160960, while the sum is 53.

The spelling of 1408738320854 in words is "one trillion, four hundred eight billion, seven hundred thirty-eight million, three hundred twenty thousand, eight hundred fifty-four".