11553575602557 has 16 divisors (see below), whose sum is σ = 15455310664640. Its totient is φ = 7677113323392.

The previous prime is 11553575602537. The next prime is 11553575602579. The reversal of 11553575602557 is 75520657535511.

It is a de Polignac number, because none of the positive numbers 2^k-11553575602557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11553575602497 and 11553575602506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11553575602507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47059473 + ... + 47304345.

It is an arithmetic number, because the mean of its divisors is an integer number (965956916540).

Almost surely, 2^{11553575602557} is an apocalyptic number.

It is an amenable number.

11553575602557 is a deficient number, since it is larger than the sum of its proper divisors (3901735062083).

11553575602557 is a wasteful number, since it uses less digits than its factorization.

11553575602557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296412.

The product of its (nonzero) digits is 27562500, while the sum is 57.

The spelling of 11553575602557 in words is "eleven trillion, five hundred fifty-three billion, five hundred seventy-five million, six hundred two thousand, five hundred fifty-seven".