4945742969 has 16 divisors (see below), whose sum is σ = 5652789120. Its totient is φ = 4298891520.

The previous prime is 4945742951. The next prime is 4945742983. The reversal of 4945742969 is 9692475494.

It is a cyclic number.

It is not a de Polignac number, because 4945742969 - 2¹⁶ = 4945677433 is a prime.

It is a super-2 number, since 2×4945742969² = 48920747030825869922, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4945742569) 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, 206747 + ... + 229424.

It is an arithmetic number, because the mean of its divisors is an integer number (353299320).

Almost surely, 2^4945742969 is an apocalyptic number.

It is an amenable number.

4945742969 is a deficient number, since it is larger than the sum of its proper divisors (707046151).

4945742969 is a wasteful number, since it uses less digits than its factorization.

4945742969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436240.

The product of its digits is 19595520, while the sum is 59.

The square root of 4945742969 is about 70325.9764880659. The cubic root of 4945742969 is about 1703.7682235293.

The spelling of 4945742969 in words is "four billion, nine hundred forty-five million, seven hundred forty-two thousand, nine hundred sixty-nine".