5263444155 has 8 divisors (see below), whose sum is σ = 8421510672. Its totient is φ = 2807170208.

The previous prime is 5263444133. The next prime is 5263444157. The reversal of 5263444155 is 5514443625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5263444155 - 2⁶ = 5263444091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5263444157) 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 7 ways as a sum of consecutive naturals, for example, 175448124 + ... + 175448153.

It is an arithmetic number, because the mean of its divisors is an integer number (1052688834).

Almost surely, 2^5263444155 is an apocalyptic number.

5263444155 is a deficient number, since it is larger than the sum of its proper divisors (3158066517).

5263444155 is a wasteful number, since it uses less digits than its factorization.

5263444155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350896285.

The product of its digits is 288000, while the sum is 39.

The square root of 5263444155 is about 72549.5978968871. The cubic root of 5263444155 is about 1739.4956210827.

The spelling of 5263444155 in words is "five billion, two hundred sixty-three million, four hundred forty-four thousand, one hundred fifty-five".