6349772263 has 4 divisors (see below), whose sum is σ = 6358831128. Its totient is φ = 6340713400.

The previous prime is 6349772249. The next prime is 6349772267. The reversal of 6349772263 is 3622779436.

It is a happy number.

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 6349772263 - 2⁹ = 6349771751 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 (6349772267) 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, 4528381 + ... + 4529782.

It is an arithmetic number, because the mean of its divisors is an integer number (1589707782).

Almost surely, 2^6349772263 is an apocalyptic number.

6349772263 is a deficient number, since it is larger than the sum of its proper divisors (9058865).

6349772263 is an equidigital number, since it uses as much as digits as its factorization.

6349772263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9058864.

The product of its digits is 2286144, while the sum is 49.

The square root of 6349772263 is about 79685.4582907070. The cubic root of 6349772263 is about 1851.7657611960.

The spelling of 6349772263 in words is "six billion, three hundred forty-nine million, seven hundred seventy-two thousand, two hundred sixty-three".