7257633263 has 8 divisors (see below), whose sum is σ = 7413666048. Its totient is φ = 7101667864.

The previous prime is 7257633221. The next prime is 7257633289. The reversal of 7257633263 is 3623367527.

It is a happy number.

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 7257633263 - 2¹² = 7257629167 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 (7257633763) 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, 243620 + ... + 271782.

It is an arithmetic number, because the mean of its divisors is an integer number (926708256).

Almost surely, 2^7257633263 is an apocalyptic number.

7257633263 is a deficient number, since it is larger than the sum of its proper divisors (156032785).

7257633263 is a wasteful number, since it uses less digits than its factorization.

7257633263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33693.

The product of its digits is 952560, while the sum is 44.

The square root of 7257633263 is about 85191.7441011745. The cubic root of 7257633263 is about 1936.1173330885.

The spelling of 7257633263 in words is "seven billion, two hundred fifty-seven million, six hundred thirty-three thousand, two hundred sixty-three".