6635861348 has 24 divisors (see below), whose sum is σ = 11944259712. Its totient is φ = 3223481184.

The previous prime is 6635861347. The next prime is 6635861383. The reversal of 6635861348 is 8431685366.

It is a junction number, because it is equal to n+sod(n) for n = 6635861296 and 6635861305.

It is not an unprimeable number, because it can be changed into a prime (6635861347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68261 + ... + 133907.

It is an arithmetic number, because the mean of its divisors is an integer number (497677488).

Almost surely, 2^6635861348 is an apocalyptic number.

It is an amenable number.

6635861348 is a deficient number, since it is larger than the sum of its proper divisors (5308398364).

6635861348 is a wasteful number, since it uses less digits than its factorization.

6635861348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66371 (or 66369 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 50.

The square root of 6635861348 is about 81460.7963869738. The cubic root of 6635861348 is about 1879.1686897259.

The spelling of 6635861348 in words is "six billion, six hundred thirty-five million, eight hundred sixty-one thousand, three hundred forty-eight".