5257553963 has 4 divisors (see below), whose sum is σ = 5258180928. Its totient is φ = 5256927000.

The previous prime is 5257553947. The next prime is 5257554031. The reversal of 5257553963 is 3693557525.

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

It is a cyclic number.

It is not a de Polignac number, because 5257553963 - 2⁴ = 5257553947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5257553363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300731 + ... + 317732.

It is an arithmetic number, because the mean of its divisors is an integer number (1314545232).

Almost surely, 2^5257553963 is an apocalyptic number.

5257553963 is a deficient number, since it is larger than the sum of its proper divisors (626965).

5257553963 is an equidigital number, since it uses as much as digits as its factorization.

5257553963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626964.

The product of its digits is 4252500, while the sum is 50.

The square root of 5257553963 is about 72508.9922906118. The cubic root of 5257553963 is about 1738.8465031750.

The spelling of 5257553963 in words is "five billion, two hundred fifty-seven million, five hundred fifty-three thousand, nine hundred sixty-three".