6273453138 has 16 divisors (see below), whose sum is σ = 12547694016. Its totient is φ = 2091019760.

The previous prime is 6273453089. The next prime is 6273453149. The reversal of 6273453138 is 8313543726.

It is a self number, because there is not a number n which added to its sum of digits gives 6273453138.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143920 + ... + 182372.

It is an arithmetic number, because the mean of its divisors is an integer number (784230876).

Almost surely, 2^6273453138 is an apocalyptic number.

6273453138 is an abundant number, since it is smaller than the sum of its proper divisors (6274240878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6273453138 is a wasteful number, since it uses less digits than its factorization.

6273453138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65649.

The product of its digits is 362880, while the sum is 42.

The square root of 6273453138 is about 79205.1332806151. The cubic root of 6273453138 is about 1844.3169292986.

The spelling of 6273453138 in words is "six billion, two hundred seventy-three million, four hundred fifty-three thousand, one hundred thirty-eight".