2653556045513 has 8 divisors (see below), whose sum is σ = 2813036793480. Its totient is φ = 2494451877120.

The previous prime is 2653556045509. The next prime is 2653556045521. The reversal of 2653556045513 is 3155406553562.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1001734751689 + 1651821293824 = 1000867^2 + 1285232^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2653556045513 - 2² = 2653556045509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2653556045533) 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, 94130378 + ... + 94158563.

It is an arithmetic number, because the mean of its divisors is an integer number (351629599185).

Almost surely, 2^{2653556045513} is an apocalyptic number.

It is an amenable number.

2653556045513 is a deficient number, since it is larger than the sum of its proper divisors (159480747967).

2653556045513 is a wasteful number, since it uses less digits than its factorization.

2653556045513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188289787.

The product of its (nonzero) digits is 8100000, while the sum is 50.

The spelling of 2653556045513 in words is "two trillion, six hundred fifty-three billion, five hundred fifty-six million, forty-five thousand, five hundred thirteen".