6427072253 has 4 divisors (see below), whose sum is σ = 7345225440. Its totient is φ = 5508919068.

The previous prime is 6427072243. The next prime is 6427072277. The reversal of 6427072253 is 3522707246.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6427072253 - 2¹⁶ = 6427006717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6427072243) 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, 459076583 + ... + 459076596.

It is an arithmetic number, because the mean of its divisors is an integer number (1836306360).

Almost surely, 2^6427072253 is an apocalyptic number.

It is an amenable number.

6427072253 is a deficient number, since it is larger than the sum of its proper divisors (918153187).

6427072253 is an equidigital number, since it uses as much as digits as its factorization.

6427072253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918153186.

The product of its (nonzero) digits is 141120, while the sum is 38.

The square root of 6427072253 is about 80169.0230263535. The cubic root of 6427072253 is about 1859.2497314163.

Adding to 6427072253 its reverse (3522707246), we get a palindrome (9949779499).

The spelling of 6427072253 in words is "six billion, four hundred twenty-seven million, seventy-two thousand, two hundred fifty-three".