4718921149 has 16 divisors (see below), whose sum is σ = 5264455680. Its totient is φ = 4203601920.

The previous prime is 4718921107. The next prime is 4718921161. The reversal of 4718921149 is 9411298174.

It is a cyclic number.

It is not a de Polignac number, because 4718921149 - 2²¹ = 4716823997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4718921099 and 4718921108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4718921549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 366084 + ... + 378754.

It is an arithmetic number, because the mean of its divisors is an integer number (329028480).

Almost surely, 2^4718921149 is an apocalyptic number.

It is an amenable number.

4718921149 is a deficient number, since it is larger than the sum of its proper divisors (545534531).

4718921149 is a wasteful number, since it uses less digits than its factorization.

4718921149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13860.

The product of its digits is 145152, while the sum is 46.

The square root of 4718921149 is about 68694.4040588460. The cubic root of 4718921149 is about 1677.3134912426.

The spelling of 4718921149 in words is "four billion, seven hundred eighteen million, nine hundred twenty-one thousand, one hundred forty-nine".