1386638096 has 10 divisors (see below), whose sum is σ = 2686611342. Its totient is φ = 693319040.

The previous prime is 1386638093. The next prime is 1386638101. The reversal of 1386638096 is 6908366831.

It can be written as a sum of positive squares in only one way, i.e., 1351591696 + 35046400 = 36764^2 + 5920^2 .

It is not an unprimeable number, because it can be changed into a prime (1386638093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43332425 + ... + 43332456.

Almost surely, 2^1386638096 is an apocalyptic number.

1386638096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1386638096 is a deficient number, since it is larger than the sum of its proper divisors (1299973246).

1386638096 is an equidigital number, since it uses as much as digits as its factorization.

1386638096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86664889 (or 86664883 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 1386638096 is about 37237.5898253364. The cubic root of 1386638096 is about 1115.1185556336.

The spelling of 1386638096 in words is "one billion, three hundred eighty-six million, six hundred thirty-eight thousand, ninety-six".