5263355551 has 4 divisors (see below), whose sum is σ = 5444850600. Its totient is φ = 5081860504.

The previous prime is 5263355549. The next prime is 5263355557. The reversal of 5263355551 is 1555533625.

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 5263355551 - 2¹ = 5263355549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5263355557) 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, 90747481 + ... + 90747538.

It is an arithmetic number, because the mean of its divisors is an integer number (1361212650).

Almost surely, 2^5263355551 is an apocalyptic number.

5263355551 is a deficient number, since it is larger than the sum of its proper divisors (181495049).

5263355551 is a wasteful number, since it uses less digits than its factorization.

5263355551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181495048.

The product of its digits is 337500, while the sum is 40.

The square root of 5263355551 is about 72548.9872499954. The cubic root of 5263355551 is about 1739.4858602284.

The spelling of 5263355551 in words is "five billion, two hundred sixty-three million, three hundred fifty-five thousand, five hundred fifty-one".