1416391416638 has 64 divisors (see below), whose sum is σ = 2513277849600. Its totient is φ = 591956428800.

The previous prime is 1416391416581. The next prime is 1416391416677. The reversal of 1416391416638 is 8366141936141.

It is a self number, because there is not a number n which added to its sum of digits gives 1416391416638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2034206 + ... + 2640222.

It is an arithmetic number, because the mean of its divisors is an integer number (39269966400).

Almost surely, 2^{1416391416638} is an apocalyptic number.

1416391416638 is a deficient number, since it is larger than the sum of its proper divisors (1096886432962).

1416391416638 is a wasteful number, since it uses less digits than its factorization.

1416391416638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606233.

The product of its digits is 2239488, while the sum is 53.

The spelling of 1416391416638 in words is "one trillion, four hundred sixteen billion, three hundred ninety-one million, four hundred sixteen thousand, six hundred thirty-eight".