1398105837348 has 48 divisors (see below), whose sum is σ = 3768156915264. Its totient is φ = 398746762240.

The previous prime is 1398105837347. The next prime is 1398105837389. The reversal of 1398105837348 is 8437385018931.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1398105837291 and 1398105837300.

It is not an unprimeable number, because it can be changed into a prime (1398105837347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311518665 + ... + 311523152.

It is an arithmetic number, because the mean of its divisors is an integer number (78503269068).

Almost surely, 2^{1398105837348} is an apocalyptic number.

It is an amenable number.

1398105837348 is an abundant number, since it is smaller than the sum of its proper divisors (2370051077916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1398105837348 is a wasteful number, since it uses less digits than its factorization.

1398105837348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623041852 (or 623041850 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 1398105837348 in words is "one trillion, three hundred ninety-eight billion, one hundred five million, eight hundred thirty-seven thousand, three hundred forty-eight".