6128638476 has 24 divisors (see below), whose sum is σ = 14305743984. Its totient is φ = 2042081280.

The previous prime is 6128638457. The next prime is 6128638501. The reversal of 6128638476 is 6748368216.

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, 67365 + ... + 129596.

It is an arithmetic number, because the mean of its divisors is an integer number (596072666).

Almost surely, 2^6128638476 is an apocalyptic number.

It is an amenable number.

6128638476 is an abundant number, since it is smaller than the sum of its proper divisors (8177105508).

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

6128638476 is a wasteful number, since it uses less digits than its factorization.

6128638476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199561 (or 199559 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 51.

The square root of 6128638476 is about 78285.6211318528. The cubic root of 6128638476 is about 1830.0150770653.

The spelling of 6128638476 in words is "six billion, one hundred twenty-eight million, six hundred thirty-eight thousand, four hundred seventy-six".