2196556546953 has 4 divisors (see below), whose sum is σ = 2928742062608. Its totient is φ = 1464371031300.

The previous prime is 2196556546939. The next prime is 2196556546963. The reversal of 2196556546953 is 3596456556912.

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 not a de Polignac number, because 2196556546953 - 2⁸ = 2196556546697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2196556546963) 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, 366092757823 + ... + 366092757828.

It is an arithmetic number, because the mean of its divisors is an integer number (732185515652).

Almost surely, 2^{2196556546953} is an apocalyptic number.

It is an amenable number.

2196556546953 is a deficient number, since it is larger than the sum of its proper divisors (732185515655).

2196556546953 is an equidigital number, since it uses as much as digits as its factorization.

2196556546953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732185515654.

The product of its digits is 262440000, while the sum is 66.

The spelling of 2196556546953 in words is "two trillion, one hundred ninety-six billion, five hundred fifty-six million, five hundred forty-six thousand, nine hundred fifty-three".