2103707635064 has 64 divisors (see below), whose sum is σ = 4596991496640. Its totient is φ = 883809239040.

The previous prime is 2103707635019. The next prime is 2103707635103. The reversal of 2103707635064 is 4605367073012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3114734 + ... + 3729474.

It is an arithmetic number, because the mean of its divisors is an integer number (71827992135).

Almost surely, 2^{2103707635064} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2103707635064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2298495748320).

2103707635064 is an abundant number, since it is smaller than the sum of its proper divisors (2493283861576).

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

2103707635064 is a wasteful number, since it uses less digits than its factorization.

2103707635064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615960 (or 615956 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 2103707635064 in words is "two trillion, one hundred three billion, seven hundred seven million, six hundred thirty-five thousand, sixty-four".