2519428923380 has 48 divisors (see below), whose sum is σ = 5339862953040. Its totient is φ = 998428197888.

The previous prime is 2519428923293. The next prime is 2519428923449. The reversal of 2519428923380 is 833298249152.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 201958562404 + 2317470360976 = 449398^2 + 1522324^2 .

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, 24698642 + ... + 24800438.

It is an arithmetic number, because the mean of its divisors is an integer number (111247144855).

Almost surely, 2^{2519428923380} is an apocalyptic number.

2519428923380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2519428923380 is an abundant number, since it is smaller than the sum of its proper divisors (2820434029660).

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

2519428923380 is a wasteful number, since it uses less digits than its factorization.

2519428923380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113268 (or 113266 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 2519428923380 in words is "two trillion, five hundred nineteen billion, four hundred twenty-eight million, nine hundred twenty-three thousand, three hundred eighty".