1396314788656 has 10 divisors (see below), whose sum is σ = 2705359903052. Its totient is φ = 698157394320.

The previous prime is 1396314788639. The next prime is 1396314788681. The reversal of 1396314788656 is 6568874136931.

It is a junction number, because it is equal to n+sod(n) for n = 1396314788591 and 1396314788600.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43634837130 + ... + 43634837161.

Almost surely, 2^{1396314788656} is an apocalyptic number.

1396314788656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1396314788656 is a deficient number, since it is larger than the sum of its proper divisors (1309045114396).

1396314788656 is an equidigital number, since it uses as much as digits as its factorization.

1396314788656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87269674299 (or 87269674293 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 67.

The spelling of 1396314788656 in words is "one trillion, three hundred ninety-six billion, three hundred fourteen million, seven hundred eighty-eight thousand, six hundred fifty-six".