1103309910648 has 320 divisors, whose sum is σ = 3408178831200. Its totient is φ = 330682798080.

The previous prime is 1103309910629. The next prime is 1103309910653. The reversal of 1103309910648 is 8460199033011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 665847036 + ... + 665848692.

Almost surely, 2^{1103309910648} is an apocalyptic number.

1103309910648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103309910648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1704089415600).

1103309910648 is an abundant number, since it is smaller than the sum of its proper divisors (2304868920552).

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

1103309910648 is a wasteful number, since it uses less digits than its factorization.

1103309910648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2652 (or 2639 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 1103309910648 in words is "one trillion, one hundred three billion, three hundred nine million, nine hundred ten thousand, six hundred forty-eight".