2104118520 has 128 divisors (see below), whose sum is σ = 7593868800. Its totient is φ = 455625216.

The previous prime is 2104118503. The next prime is 2104118561. The reversal of 2104118520 is 258114012.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49959 + ... + 81878.

It is an arithmetic number, because the mean of its divisors is an integer number (59327100).

Almost surely, 2^2104118520 is an apocalyptic number.

2104118520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2104118520 is an abundant number, since it is smaller than the sum of its proper divisors (5489750280).

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

2104118520 is a wasteful number, since it uses less digits than its factorization.

2104118520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131877 (or 131873 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 2104118520 is about 45870.6716759195. The cubic root of 2104118520 is about 1281.4157755915.

The spelling of 2104118520 in words is "two billion, one hundred four million, one hundred eighteen thousand, five hundred twenty".