2545699123604 has 24 divisors (see below), whose sum is σ = 5483044267008. Its totient is φ = 1007089763040.

The previous prime is 2545699123531. The next prime is 2545699123613. The reversal of 2545699123604 is 4063219965452.

It is a self number, because there is not a number n which added to its sum of digits gives 2545699123604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3496839092 + ... + 3496839819.

It is an arithmetic number, because the mean of its divisors is an integer number (228460177792).

Almost surely, 2^{2545699123604} is an apocalyptic number.

It is an amenable number.

2545699123604 is an abundant number, since it is smaller than the sum of its proper divisors (2937345143404).

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

2545699123604 is a wasteful number, since it uses less digits than its factorization.

2545699123604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6993678935 (or 6993678933 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 56.

The spelling of 2545699123604 in words is "two trillion, five hundred forty-five billion, six hundred ninety-nine million, one hundred twenty-three thousand, six hundred four".