1396534401806 has 8 divisors (see below), whose sum is σ = 2095910555760. Its totient is φ = 697897549888.

The previous prime is 1396534401793. The next prime is 1396534401833. The reversal of 1396534401806 is 6081044356931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184820786 + ... + 184828341.

It is an arithmetic number, because the mean of its divisors is an integer number (261988819470).

Almost surely, 2^{1396534401806} is an apocalyptic number.

1396534401806 is a deficient number, since it is larger than the sum of its proper divisors (699376153954).

1396534401806 is a wasteful number, since it uses less digits than its factorization.

1396534401806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369651018.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 1396534401806 in words is "one trillion, three hundred ninety-six billion, five hundred thirty-four million, four hundred one thousand, eight hundred six".