1408793718516 has 48 divisors (see below), whose sum is σ = 3307480948800. Its totient is φ = 466700660992.

The previous prime is 1408793718503. The next prime is 1408793718593. The reversal of 1408793718516 is 6158173978041.

It is a self number, because there is not a number n which added to its sum of digits gives 1408793718516.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5222440 + ... + 5485568.

It is an arithmetic number, because the mean of its divisors is an integer number (68905853100).

Almost surely, 2^{1408793718516} is an apocalyptic number.

It is an amenable number.

1408793718516 is an abundant number, since it is smaller than the sum of its proper divisors (1898687230284).

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

1408793718516 is a wasteful number, since it uses less digits than its factorization.

1408793718516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265888 (or 265886 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 60.

The spelling of 1408793718516 in words is "one trillion, four hundred eight billion, seven hundred ninety-three million, seven hundred eighteen thousand, five hundred sixteen".