4727913985 has 8 divisors (see below), whose sum is σ = 5751216360. Its totient is φ = 3730518144.

The previous prime is 4727913961. The next prime is 4727913997. The reversal of 4727913985 is 5893197274.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 651474576 + 4076439409 = 25524^2 + 63847^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4727913985 - 2¹⁵ = 4727881217 is a prime.

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, 6476230 + ... + 6476959.

It is an arithmetic number, because the mean of its divisors is an integer number (718902045).

Almost surely, 2^4727913985 is an apocalyptic number.

It is an amenable number.

4727913985 is a deficient number, since it is larger than the sum of its proper divisors (1023302375).

4727913985 is a wasteful number, since it uses less digits than its factorization.

4727913985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12953267.

The product of its digits is 3810240, while the sum is 55.

The square root of 4727913985 is about 68759.8282793086. The cubic root of 4727913985 is about 1678.3782991426.

It can be divided in two parts, 472791 and 3985, that added together give a triangular number (476776 = T₉₇₆).

The spelling of 4727913985 in words is "four billion, seven hundred twenty-seven million, nine hundred thirteen thousand, nine hundred eighty-five".