1396386693074 has 4 divisors (see below), whose sum is σ = 2094580039614. Its totient is φ = 698193346536.

The previous prime is 1396386693073. The next prime is 1396386693199. The reversal of 1396386693074 is 4703966836931.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1266653458849 + 129733234225 = 1125457^2 + 360185^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1396386693074.

It is not an unprimeable number, because it can be changed into a prime (1396386693073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349096673267 + ... + 349096673270.

Almost surely, 2^{1396386693074} is an apocalyptic number.

1396386693074 is a deficient number, since it is larger than the sum of its proper divisors (698193346540).

1396386693074 is an equidigital number, since it uses as much as digits as its factorization.

1396386693074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698193346539.

The product of its (nonzero) digits is 105815808, while the sum is 65.

The spelling of 1396386693074 in words is "one trillion, three hundred ninety-six billion, three hundred eighty-six million, six hundred ninety-three thousand, seventy-four".