1098309815616 has 112 divisors (see below), whose sum is σ = 3152322823104. Its totient is φ = 335474651136.

The previous prime is 1098309815599. The next prime is 1098309815633. The reversal of 1098309815616 is 6165189038901.

It is an interprime number because it is at equal distance from previous prime (1098309815599) and next prime (1098309815633).

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1263990 + ... + 1947893.

It is an arithmetic number, because the mean of its divisors is an integer number (28145739492).

Almost surely, 2^{1098309815616} is an apocalyptic number.

1098309815616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1098309815616 is an abundant number, since it is smaller than the sum of its proper divisors (2054013007488).

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

1098309815616 is a wasteful number, since it uses less digits than its factorization.

1098309815616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3212048 (or 3212038 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 57.

The spelling of 1098309815616 in words is "one trillion, ninety-eight billion, three hundred nine million, eight hundred fifteen thousand, six hundred sixteen".