1378813862803 has 16 divisors (see below), whose sum is σ = 1489601787520. Its totient is φ = 1268704404864.

The previous prime is 1378813862801. The next prime is 1378813862819. The reversal of 1378813862803 is 3082683188731.

It is not a de Polignac number, because 1378813862803 - 2¹ = 1378813862801 is a prime.

It is a super-2 number, since 2×1378813862803² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1378813862801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9768550 + ... + 9908692.

It is an arithmetic number, because the mean of its divisors is an integer number (93100111720).

Almost surely, 2^{1378813862803} is an apocalyptic number.

1378813862803 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1378813862803 is a deficient number, since it is larger than the sum of its proper divisors (110787924717).

1378813862803 is a wasteful number, since it uses less digits than its factorization.

1378813862803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142558.

The product of its (nonzero) digits is 9289728, while the sum is 58.

The spelling of 1378813862803 in words is "one trillion, three hundred seventy-eight billion, eight hundred thirteen million, eight hundred sixty-two thousand, eight hundred three".