2604839704140 has 192 divisors, whose sum is σ = 7645743415296. Its totient is φ = 661365458688.

The previous prime is 2604839704139. The next prime is 2604839704141. The reversal of 2604839704140 is 414079384062.

It is an interprime number because it is at equal distance from previous prime (2604839704139) and next prime (2604839704141).

It is a self number, because there is not a number n which added to its sum of digits gives 2604839704140.

It is not an unprimeable number, because it can be changed into a prime (2604839704141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 430762597 + ... + 430768643.

It is an arithmetic number, because the mean of its divisors is an integer number (39821580288).

Almost surely, 2^{2604839704140} is an apocalyptic number.

2604839704140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2604839704140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3822871707648).

2604839704140 is an abundant number, since it is smaller than the sum of its proper divisors (5040903711156).

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

2604839704140 is a wasteful number, since it uses less digits than its factorization.

2604839704140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7468 (or 7466 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 2604839704140 in words is "two trillion, six hundred four billion, eight hundred thirty-nine million, seven hundred four thousand, one hundred forty".