2657603057340 has 96 divisors (see below), whose sum is σ = 9277450689024. Its totient is φ = 552229205760.

The previous prime is 2657603057237. The next prime is 2657603057359. The reversal of 2657603057340 is 437503067562.

It is a self number, because there is not a number n which added to its sum of digits gives 2657603057340.

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, 287614759 + ... + 287623998.

It is an arithmetic number, because the mean of its divisors is an integer number (96640111344).

Almost surely, 2^{2657603057340} is an apocalyptic number.

2657603057340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2657603057340 is an abundant number, since it is smaller than the sum of its proper divisors (6619847631684).

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

2657603057340 is a wasteful number, since it uses less digits than its factorization.

2657603057340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575238787 (or 575238785 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 48.

The spelling of 2657603057340 in words is "two trillion, six hundred fifty-seven billion, six hundred three million, fifty-seven thousand, three hundred forty".