2263031955557 has 4 divisors (see below), whose sum is σ = 2301388429440. Its totient is φ = 2224675481676.

The previous prime is 2263031955529. The next prime is 2263031955571. The reversal of 2263031955557 is 7555591303622.

It is a happy number.

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 2263031955557 - 2⁶ = 2263031955493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2263031955499 and 2263031955508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2263031955577) 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, 19178236853 + ... + 19178236970.

It is an arithmetic number, because the mean of its divisors is an integer number (575347107360).

Almost surely, 2^{2263031955557} is an apocalyptic number.

It is an amenable number.

2263031955557 is a deficient number, since it is larger than the sum of its proper divisors (38356473883).

2263031955557 is an equidigital number, since it uses as much as digits as its factorization.

2263031955557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38356473882.

The product of its (nonzero) digits is 8505000, while the sum is 53.

The spelling of 2263031955557 in words is "two trillion, two hundred sixty-three billion, thirty-one million, nine hundred fifty-five thousand, five hundred fifty-seven".