626130263 has 4 divisors (see below), whose sum is σ = 683051208. Its totient is φ = 569209320.

The previous prime is 626130233. The next prime is 626130269. The reversal of 626130263 is 362031626.

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 626130263 - 2¹⁰ = 626129239 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 (626130269) 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, 28460456 + ... + 28460477.

It is an arithmetic number, because the mean of its divisors is an integer number (170762802).

Almost surely, 2^626130263 is an apocalyptic number.

626130263 is a deficient number, since it is larger than the sum of its proper divisors (56920945).

626130263 is a wasteful number, since it uses less digits than its factorization.

626130263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56920944.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 626130263 is about 25022.5950492750. The cubic root of 626130263 is about 855.5030556461.

Adding to 626130263 its reverse (362031626), we get a palindrome (988161889).

The spelling of 626130263 in words is "six hundred twenty-six million, one hundred thirty thousand, two hundred sixty-three".