2600355440140 has 24 divisors (see below), whose sum is σ = 5698170182880. Its totient is φ = 994918603008.

The previous prime is 2600355440129. The next prime is 2600355440149. The reversal of 2600355440140 is 410445530062.

It is a junction number, because it is equal to n+sod(n) for n = 2600355440096 and 2600355440105.

It is not an unprimeable number, because it can be changed into a prime (2600355440149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2826472845 + ... + 2826473764.

It is an arithmetic number, because the mean of its divisors is an integer number (237423757620).

Almost surely, 2^{2600355440140} is an apocalyptic number.

2600355440140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2600355440140 is an abundant number, since it is smaller than the sum of its proper divisors (3097814742740).

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

2600355440140 is a wasteful number, since it uses less digits than its factorization.

2600355440140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5652946641 (or 5652946639 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 2600355440140 in words is "two trillion, six hundred billion, three hundred fifty-five million, four hundred forty thousand, one hundred forty".