4729778855 has 8 divisors (see below), whose sum is σ = 5676900000. Its totient is φ = 3783046176.

The previous prime is 4729778827. The next prime is 4729778861. The reversal of 4729778855 is 5588779274.

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 4729778855 - 2¹⁰ = 4729777831 is a prime.

It is a super-2 number, since 2×4729778855² = 44741616034410222050, which contains 22 as substring.

It is a congruent number.

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, 69620 + ... + 119609.

It is an arithmetic number, because the mean of its divisors is an integer number (709612500).

Almost surely, 2^4729778855 is an apocalyptic number.

4729778855 is a deficient number, since it is larger than the sum of its proper divisors (947121145).

4729778855 is a wasteful number, since it uses less digits than its factorization.

4729778855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194233.

The product of its digits is 39513600, while the sum is 62.

The square root of 4729778855 is about 68773.3876946599. The cubic root of 4729778855 is about 1678.5989423208.

The spelling of 4729778855 in words is "four billion, seven hundred twenty-nine million, seven hundred seventy-eight thousand, eight hundred fifty-five".