2196553911553 has 4 divisors (see below), whose sum is σ = 2205305122608. Its totient is φ = 2187802700500.

The previous prime is 2196553911499. The next prime is 2196553911577. The reversal of 2196553911553 is 3551193556912.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2196553911553 - 2¹³ = 2196553903361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2196553911494 and 2196553911503.

It is not an unprimeable number, because it can be changed into a prime (2196553917553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4375605151 + ... + 4375605652.

It is an arithmetic number, because the mean of its divisors is an integer number (551326280652).

Almost surely, 2^{2196553911553} is an apocalyptic number.

It is an amenable number.

2196553911553 is a deficient number, since it is larger than the sum of its proper divisors (8751211055).

2196553911553 is an equidigital number, since it uses as much as digits as its factorization.

2196553911553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8751211054.

The product of its digits is 5467500, while the sum is 55.

The spelling of 2196553911553 in words is "two trillion, one hundred ninety-six billion, five hundred fifty-three million, nine hundred eleven thousand, five hundred fifty-three".