2040504102 has 128 divisors (see below), whose sum is σ = 5607275520. Its totient is φ = 535610880.

The previous prime is 2040504091. The next prime is 2040504131. The reversal of 2040504102 is 2014050402.

2040504102 is a `hidden beast` number, since 20 + 40 + 504 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1183413 + ... + 1185135.

It is an arithmetic number, because the mean of its divisors is an integer number (43806840).

Almost surely, 2^2040504102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2040504102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2803637760).

2040504102 is an abundant number, since it is smaller than the sum of its proper divisors (3566771418).

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

2040504102 is a wasteful number, since it uses less digits than its factorization.

2040504102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995 (or 1989 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 2040504102 is about 45171.9393207775. The cubic root of 2040504102 is about 1268.3695989756.

Adding to 2040504102 its reverse (2014050402), we get a palindrome (4054554504).

The spelling of 2040504102 in words is "two billion, forty million, five hundred four thousand, one hundred two".