2361106203553 has 4 divisors (see below), whose sum is σ = 2499994803780. Its totient is φ = 2222217603328.

The previous prime is 2361106203551. The next prime is 2361106203593. The reversal of 2361106203553 is 3553026011632.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1562742509409 + 798363694144 = 1250097^2 + 893512^2 .

It is a cyclic number.

It is not a de Polignac number, because 2361106203553 - 2¹ = 2361106203551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2361106203551) 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, 69444300088 + ... + 69444300121.

It is an arithmetic number, because the mean of its divisors is an integer number (624998700945).

Almost surely, 2^{2361106203553} is an apocalyptic number.

It is an amenable number.

2361106203553 is a deficient number, since it is larger than the sum of its proper divisors (138888600227).

2361106203553 is a wasteful number, since it uses less digits than its factorization.

2361106203553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138888600226.

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 2361106203553 in words is "two trillion, three hundred sixty-one billion, one hundred six million, two hundred three thousand, five hundred fifty-three".