4738361640 has 32 divisors (see below), whose sum is σ = 14215085280. Its totient is φ = 1263563072.

The previous prime is 4738361627. The next prime is 4738361711. The reversal of 4738361640 is 461638374.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4738361592 and 4738361601.

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, 19743054 + ... + 19743293.

It is an arithmetic number, because the mean of its divisors is an integer number (444221415).

Almost surely, 2^4738361640 is an apocalyptic number.

4738361640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4738361640 is an abundant number, since it is smaller than the sum of its proper divisors (9476723640).

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

4738361640 is a wasteful number, since it uses less digits than its factorization.

4738361640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39486361 (or 39486357 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 4738361640 is about 68835.7584399271. The cubic root of 4738361640 is about 1679.6136725060.

The spelling of 4738361640 in words is "four billion, seven hundred thirty-eight million, three hundred sixty-one thousand, six hundred forty".