2103245878944 has 48 divisors (see below), whose sum is σ = 6309737638848. Its totient is φ = 600927393792.

The previous prime is 2103245878939. The next prime is 2103245878949. The reversal of 2103245878944 is 4498785423012.

It is an interprime number because it is at equal distance from previous prime (2103245878939) and next prime (2103245878949).

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (2103245878949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1564914417 + ... + 1564915760.

It is an arithmetic number, because the mean of its divisors is an integer number (131452867476).

Almost surely, 2^{2103245878944} is an apocalyptic number.

2103245878944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2103245878944 is an abundant number, since it is smaller than the sum of its proper divisors (4206491759904).

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

2103245878944 is a wasteful number, since it uses less digits than its factorization.

2103245878944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129830197 (or 3129830189 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 57.

The spelling of 2103245878944 in words is "two trillion, one hundred three billion, two hundred forty-five million, eight hundred seventy-eight thousand, nine hundred forty-four".