4998999969 has 40 divisors (see below), whose sum is σ = 7525077120. Its totient is φ = 3307163904.

The previous prime is 4998999931. The next prime is 4998999983. The reversal of 4998999969 is 9699998994.

It is a happy number.

It is not a de Polignac number, because 4998999969 - 2¹⁶ = 4998934433 is a prime.

It is a super-2 number, since 2×4998999969² = 49980001380124001922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is not an unprimeable number, because it can be changed into a prime (4998994969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10264644 + ... + 10265130.

It is an arithmetic number, because the mean of its divisors is an integer number (188126928).

Almost surely, 2^4998999969 is an apocalyptic number.

It is an amenable number.

4998999969 is a deficient number, since it is larger than the sum of its proper divisors (2526077151).

4998999969 is a wasteful number, since it uses less digits than its factorization.

4998999969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211 (or 1202 counting only the distinct ones).

The product of its digits is 918330048, while the sum is 81.

The square root of 4998999969 is about 70703.6064780291. The cubic root of 4998999969 is about 1709.8619371451.

The spelling of 4998999969 in words is "four billion, nine hundred ninety-eight million, nine hundred ninety-nine thousand, nine hundred sixty-nine".