6305054638 has 4 divisors (see below), whose sum is σ = 9457581960. Its totient is φ = 3152527318.

The previous prime is 6305054551. The next prime is 6305054641. The reversal of 6305054638 is 8364505036.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×6305054638² = 79507427976330622088, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 6305054638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1576263658 + ... + 1576263661.

It is an arithmetic number, because the mean of its divisors is an integer number (2364395490).

Almost surely, 2^6305054638 is an apocalyptic number.

6305054638 is a deficient number, since it is larger than the sum of its proper divisors (3152527322).

6305054638 is a wasteful number, since it uses less digits than its factorization.

6305054638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152527321.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 6305054638 is about 79404.3741742229. The cubic root of 6305054638 is about 1847.4085594372.

The spelling of 6305054638 in words is "six billion, three hundred five million, fifty-four thousand, six hundred thirty-eight".