6238350644 has 6 divisors (see below), whose sum is σ = 10917113634. Its totient is φ = 3119175320.

The previous prime is 6238350641. The next prime is 6238350649. The reversal of 6238350644 is 4460538326.

It can be written as a sum of positive squares in only one way, i.e., 4407366544 + 1830984100 = 66388^2 + 42790^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6238350641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 779793827 + ... + 779793834.

It is an arithmetic number, because the mean of its divisors is an integer number (1819518939).

Almost surely, 2^6238350644 is an apocalyptic number.

It is an amenable number.

6238350644 is a deficient number, since it is larger than the sum of its proper divisors (4678762990).

6238350644 is a wasteful number, since it uses less digits than its factorization.

6238350644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559587665 (or 1559587663 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The square root of 6238350644 is about 78983.2301441262. The cubic root of 6238350644 is about 1840.8705950235.

The spelling of 6238350644 in words is "six billion, two hundred thirty-eight million, three hundred fifty thousand, six hundred forty-four".